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[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen-unstable] [IA64] memmap: split dom_fw_common.c
# HG changeset patch
# User Alex Williamson <alex.williamson@xxxxxx>
# Date 1179777005 21600
# Node ID 8dbc11034f821576b9a2585efb848417c213da87
# Parent 35530f81e638557f33e3403b2fe28c28f358905b
[IA64] memmap: split dom_fw_common.c
Split into dom0 builder, domu builder and utility functions.
Introduce wrapper functions which hide xen internal implementations
Signed-off-by: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
---
xen/arch/ia64/xen/dom_fw_common.c | 836 +++--------------------------------
xen/arch/ia64/xen/dom_fw_dom0.c | 390 ++++++++++++++++
xen/arch/ia64/xen/dom_fw_domu.c | 221 +++++++++
xen/arch/ia64/xen/dom_fw_utils.c | 215 +++++++++
xen/include/asm-ia64/dom_fw_common.h | 107 ++++
xen/include/asm-ia64/dom_fw_dom0.h | 44 +
xen/include/asm-ia64/dom_fw_domu.h | 45 +
xen/include/asm-ia64/dom_fw_utils.h | 40 +
8 files changed, 1146 insertions(+), 752 deletions(-)
diff -r 35530f81e638 -r 8dbc11034f82 xen/arch/ia64/xen/dom_fw_common.c
--- a/xen/arch/ia64/xen/dom_fw_common.c Mon May 21 13:16:01 2007 -0600
+++ b/xen/arch/ia64/xen/dom_fw_common.c Mon May 21 13:50:05 2007 -0600
@@ -9,40 +9,48 @@
* dom0 vp model support
*/
-#include <xen/config.h>
+#ifdef __XEN__
#include <asm/system.h>
-#include <asm/pgalloc.h>
-
-#include <linux/efi.h>
-#include <linux/sort.h>
-#include <asm/io.h>
-#include <asm/pal.h>
-#include <asm/sal.h>
-#include <asm/meminit.h>
-#include <asm/fpswa.h>
-#include <xen/version.h>
+#include <asm/dom_fw_dom0.h>
+#include <asm/dom_fw_utils.h>
+#else
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <assert.h>
+#include <inttypes.h>
+
+#include <xen/arch-ia64.h>
+#include <asm/bundle.h>
+
+#include "xg_private.h"
+#include "xc_dom.h"
+#include "ia64/xc_dom_ia64_util.h"
+
+#define ia64_fc(addr) asm volatile ("fc %0" :: "r"(addr) : "memory")
+#endif /* __XEN__ */
+
#include <xen/acpi.h>
-#include <xen/errno.h>
-
#include <asm/dom_fw.h>
-#include <asm/bundle.h>
-
-#define ONE_MB (1UL << 20)
-
-extern unsigned long running_on_sim;
-
-#define FW_VENDOR
"X\0e\0n\0/\0i\0a\0\066\0\064\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
-
-#define MAKE_MD(typ, attr, start, end)
\
- do { \
- md = tables->efi_memmap + i++; \
- md->type = typ; \
- md->pad = 0; \
- md->phys_addr = start; \
- md->virt_addr = 0; \
- md->num_pages = (end - start) >> EFI_PAGE_SHIFT; \
- md->attribute = attr; \
- } while (0)
+#include <asm/dom_fw_domu.h>
+
+void
+xen_ia64_efi_make_md(struct fw_tables *tables, int *index,
+ uint32_t type, uint64_t attr,
+ uint64_t start, uint64_t end)
+{
+ efi_memory_desc_t *md = &tables->efi_memmap[*index];
+ md->type = type;
+ md->pad = 0;
+ md->phys_addr = start;
+ md->virt_addr = 0;
+ md->num_pages = (end - start) >> EFI_PAGE_SHIFT;
+ md->attribute = attr;
+
+ (*index)++;
+}
+#define MAKE_MD(typ, attr, start, end) \
+ xen_ia64_efi_make_md((tables), &(i), (typ), (attr), (start), (end))
#define EFI_HYPERCALL_PATCH(tgt, call) \
do { \
@@ -57,22 +65,12 @@ extern unsigned long running_on_sim;
tables->func_ptrs[pfn++] = 0; \
} while (0)
-/* allocate a page for fw
- * guest_setup() @ libxc/xc_linux_build.c does for domU
- */
-static inline void
-assign_new_domain_page_if_dom0(struct domain *d, unsigned long mpaddr)
-{
- if (d == dom0)
- assign_new_domain0_page(d, mpaddr);
-}
-
/**************************************************************************
Hypercall bundle creation
**************************************************************************/
static void
-build_hypercall_bundle(u64 *imva, u64 brkimm, u64 hypnum, u64 ret)
+build_hypercall_bundle(uint64_t *imva, uint64_t brkimm, uint64_t hypnum,
uint64_t ret)
{
INST64_A5 slot0;
INST64_I19 slot1;
@@ -110,7 +108,7 @@ build_hypercall_bundle(u64 *imva, u64 br
}
static void
-build_pal_hypercall_bundles(u64 *imva, u64 brkimm, u64 hypnum)
+build_pal_hypercall_bundles(uint64_t *imva, uint64_t brkimm, uint64_t hypnum)
{
extern unsigned long pal_call_stub[];
IA64_BUNDLE bundle;
@@ -148,7 +146,7 @@ build_pal_hypercall_bundles(u64 *imva, u
// builds a hypercall bundle at domain physical address
static void
-dom_fpswa_hypercall_patch(u64 brkimm, unsigned long imva)
+dom_fpswa_hypercall_patch(uint64_t brkimm, unsigned long imva)
{
unsigned long *entry_imva, *patch_imva;
const unsigned long entry_paddr = FW_HYPERCALL_FPSWA_ENTRY_PADDR;
@@ -168,27 +166,27 @@ dom_fpswa_hypercall_patch(u64 brkimm, un
// builds a hypercall bundle at domain physical address
static void
-dom_efi_hypercall_patch(u64 brkimm, unsigned long paddr,
+dom_efi_hypercall_patch(uint64_t brkimm, unsigned long paddr,
unsigned long hypercall, unsigned long imva)
{
- build_hypercall_bundle((u64 *)(imva + paddr - FW_HYPERCALL_BASE_PADDR),
+ build_hypercall_bundle((uint64_t *)(imva + paddr -
FW_HYPERCALL_BASE_PADDR),
brkimm, hypercall, 1);
}
// builds a hypercall bundle at domain physical address
static void
-dom_fw_hypercall_patch(u64 brkimm, unsigned long paddr,
+dom_fw_hypercall_patch(uint64_t brkimm, unsigned long paddr,
unsigned long hypercall,unsigned long ret,
unsigned long imva)
{
- build_hypercall_bundle((u64 *)(imva + paddr - FW_HYPERCALL_BASE_PADDR),
+ build_hypercall_bundle((uint64_t *)(imva + paddr -
FW_HYPERCALL_BASE_PADDR),
brkimm, hypercall, ret);
}
static void
-dom_fw_pal_hypercall_patch(u64 brkimm, unsigned long paddr, unsigned long imva)
-{
- build_pal_hypercall_bundles((u64*)(imva + paddr -
+dom_fw_pal_hypercall_patch(uint64_t brkimm, unsigned long paddr, unsigned long
imva)
+{
+ build_pal_hypercall_bundles((uint64_t*)(imva + paddr -
FW_HYPERCALL_BASE_PADDR),
brkimm, FW_HYPERCALL_PAL_CALL);
}
@@ -196,7 +194,7 @@ static inline void
static inline void
print_md(efi_memory_desc_t *md)
{
- u64 size;
+ uint64_t size;
printk(XENLOG_INFO "dom mem: type=%2u, attr=0x%016lx, "
"range=[0x%016lx-0x%016lx) ",
@@ -210,115 +208,37 @@ print_md(efi_memory_desc_t *md)
printk("(%luKB)\n", size >> 10);
}
-static u32 lsapic_nbr;
-
-/* Modify lsapic table. Provides LPs. */
-static int
-acpi_update_lsapic (acpi_table_entry_header *header, const unsigned long end)
-{
- struct acpi_table_lsapic *lsapic;
- int enable;
-
- lsapic = (struct acpi_table_lsapic *) header;
- if (!lsapic)
- return -EINVAL;
-
- if (lsapic_nbr < MAX_VIRT_CPUS && dom0->vcpu[lsapic_nbr] != NULL)
- enable = 1;
- else
- enable = 0;
- if (lsapic->flags.enabled && enable) {
- printk("enable lsapic entry: 0x%lx\n", (u64)lsapic);
- lsapic->id = lsapic_nbr;
- lsapic->eid = 0;
- lsapic_nbr++;
- } else if (lsapic->flags.enabled) {
- printk("DISABLE lsapic entry: 0x%lx\n", (u64)lsapic);
- lsapic->flags.enabled = 0;
- lsapic->id = 0;
- lsapic->eid = 0;
- }
- return 0;
-}
-
-static u8
+uint8_t
generate_acpi_checksum(void *tbl, unsigned long len)
{
- u8 *ptr, sum = 0;
+ uint8_t *ptr, sum = 0;
for (ptr = tbl; len > 0 ; len--, ptr++)
sum += *ptr;
return 0 - sum;
-}
-
-static int __init
-acpi_patch_plat_int_src (
- acpi_table_entry_header *header, const unsigned long end)
-{
- struct acpi_table_plat_int_src *plintsrc;
-
- plintsrc = (struct acpi_table_plat_int_src *)header;
- if (!plintsrc)
- return -EINVAL;
-
- if (plintsrc->type == ACPI_INTERRUPT_CPEI) {
- printk("ACPI_INTERRUPT_CPEI disabled for Domain0\n");
- plintsrc->type = -1;
- }
- return 0;
-}
-
-static int
-acpi_update_madt_checksum (unsigned long phys_addr, unsigned long size)
-{
- struct acpi_table_madt* acpi_madt;
-
- if (!phys_addr || !size)
- return -EINVAL;
-
- acpi_madt = (struct acpi_table_madt *) __va(phys_addr);
- acpi_madt->header.checksum = 0;
- acpi_madt->header.checksum = generate_acpi_checksum(acpi_madt, size);
-
- return 0;
-}
-
-/* base is physical address of acpi table */
-static void touch_acpi_table(void)
-{
- lsapic_nbr = 0;
- if (acpi_table_parse_madt(ACPI_MADT_LSAPIC, acpi_update_lsapic, 0) < 0)
- printk("Error parsing MADT - no LAPIC entries\n");
- if (acpi_table_parse_madt(ACPI_MADT_PLAT_INT_SRC,
- acpi_patch_plat_int_src, 0) < 0)
- printk("Error parsing MADT - no PLAT_INT_SRC entries\n");
-
- acpi_table_parse(ACPI_APIC, acpi_update_madt_checksum);
-
- return;
}
struct fake_acpi_tables {
struct acpi20_table_rsdp rsdp;
struct xsdt_descriptor_rev2 xsdt;
- u64 madt_ptr;
+ uint64_t madt_ptr;
struct fadt_descriptor_rev2 fadt;
struct facs_descriptor_rev2 facs;
struct acpi_table_header dsdt;
- u8 aml[8 + 11 * MAX_VIRT_CPUS];
+ uint8_t aml[8 + 11 * MAX_VIRT_CPUS];
struct acpi_table_madt madt;
struct acpi_table_lsapic lsapic[MAX_VIRT_CPUS];
- u8 pm1a_evt_blk[4];
- u8 pm1a_cnt_blk[1];
- u8 pm_tmr_blk[4];
+ uint8_t pm1a_evt_blk[4];
+ uint8_t pm1a_cnt_blk[1];
+ uint8_t pm_tmr_blk[4];
};
-#define ACPI_TABLE_MPA(field) \
- FW_ACPI_BASE_PADDR + offsetof(struct fake_acpi_tables, field);
+#define ACPI_TABLE_MPA(field) \
+ FW_ACPI_BASE_PADDR + offsetof(struct fake_acpi_tables, field);
/* Create enough of an ACPI structure to make the guest OS ACPI happy. */
-static void
-dom_fw_fake_acpi(struct domain *d, struct fake_acpi_tables *tables)
+void
+dom_fw_fake_acpi(domain_t *d, struct fake_acpi_tables *tables)
{
struct acpi20_table_rsdp *rsdp = &tables->rsdp;
struct xsdt_descriptor_rev2 *xsdt = &tables->xsdt;
@@ -331,18 +251,20 @@ dom_fw_fake_acpi(struct domain *d, struc
int aml_len;
int nbr_cpus;
+ BUILD_BUG_ON(sizeof(struct fake_acpi_tables) >
+ (FW_ACPI_END_PADDR - FW_ACPI_BASE_PADDR));
+
memset(tables, 0, sizeof(struct fake_acpi_tables));
/* setup XSDT (64bit version of RSDT) */
memcpy(xsdt->signature, XSDT_SIG, sizeof(xsdt->signature));
/* XSDT points to both the FADT and the MADT, so add one entry */
- xsdt->length = sizeof(struct xsdt_descriptor_rev2) + sizeof(u64);
+ xsdt->length = sizeof(struct xsdt_descriptor_rev2) + sizeof(uint64_t);
xsdt->revision = 1;
memcpy(xsdt->oem_id, "XEN", 3);
memcpy(xsdt->oem_table_id, "Xen/ia64", 8);
memcpy(xsdt->asl_compiler_id, "XEN", 3);
- xsdt->asl_compiler_revision = (xen_major_version() << 16) |
- xen_minor_version();
+ xsdt->asl_compiler_revision = xen_ia64_version(d);
xsdt->table_offset_entry[0] = ACPI_TABLE_MPA(fadt);
tables->madt_ptr = ACPI_TABLE_MPA(madt);
@@ -356,8 +278,7 @@ dom_fw_fake_acpi(struct domain *d, struc
memcpy(fadt->oem_id, "XEN", 3);
memcpy(fadt->oem_table_id, "Xen/ia64", 8);
memcpy(fadt->asl_compiler_id, "XEN", 3);
- fadt->asl_compiler_revision = (xen_major_version() << 16) |
- xen_minor_version();
+ fadt->asl_compiler_revision = xen_ia64_version(d);
memcpy(facs->signature, FACS_SIG, sizeof(facs->signature));
facs->version = 1;
@@ -403,8 +324,7 @@ dom_fw_fake_acpi(struct domain *d, struc
memcpy(dsdt->oem_id, "XEN", 3);
memcpy(dsdt->oem_table_id, "Xen/ia64", 8);
memcpy(dsdt->asl_compiler_id, "XEN", 3);
- dsdt->asl_compiler_revision = (xen_major_version() << 16) |
- xen_minor_version();
+ dsdt->asl_compiler_revision = xen_ia64_version(d);
/* Trivial namespace, avoids ACPI CA complaints */
tables->aml[0] = 0x10; /* Scope */
@@ -443,8 +363,7 @@ dom_fw_fake_acpi(struct domain *d, struc
memcpy(madt->header.oem_id, "XEN", 3);
memcpy(madt->header.oem_table_id, "Xen/ia64", 8);
memcpy(madt->header.asl_compiler_id, "XEN", 3);
- madt->header.asl_compiler_revision = (xen_major_version() << 16) |
- xen_minor_version();
+ madt->header.asl_compiler_revision = xen_ia64_version(d);
/* An LSAPIC entry describes a CPU. */
nbr_cpus = 0;
@@ -454,8 +373,7 @@ dom_fw_fake_acpi(struct domain *d, struc
lsapic[i].acpi_id = i;
lsapic[i].id = i;
lsapic[i].eid = 0;
- //XXX replace d->vcpu[i] != NULL with XEN_DOMCTL_getvcpuinfo
- if (d->vcpu[i] != NULL) {
+ if (xen_ia64_is_vcpu_allocated(d, i)) {
lsapic[i].flags.enabled = 1;
nbr_cpus++;
}
@@ -467,7 +385,7 @@ dom_fw_fake_acpi(struct domain *d, struc
return;
}
-static int
+int
efi_mdt_cmp(const void *a, const void *b)
{
const efi_memory_desc_t *x = a, *y = b;
@@ -486,461 +404,19 @@ efi_mdt_cmp(const void *a, const void *b
return 0;
}
-#define NFUNCPTRS 16
-#define NUM_EFI_SYS_TABLES 6
-#define NUM_MEM_DESCS 64 //large enough
-
-struct fw_tables {
- efi_system_table_t efi_systab;
- efi_runtime_services_t efi_runtime;
- efi_config_table_t efi_tables[NUM_EFI_SYS_TABLES];
-
- struct ia64_sal_systab sal_systab;
- struct ia64_sal_desc_entry_point sal_ed;
- struct ia64_sal_desc_ap_wakeup sal_wakeup;
- /* End of SAL descriptors. Do not forget to update checkum bound. */
-
- fpswa_interface_t fpswa_inf;
- efi_memory_desc_t efi_memmap[NUM_MEM_DESCS];
- unsigned long func_ptrs[2*NFUNCPTRS];
- struct xen_sal_data sal_data;
- unsigned char fw_vendor[sizeof(FW_VENDOR)];
-};
-#define FW_FIELD_MPA(field) \
- FW_TABLES_BASE_PADDR + offsetof(struct fw_tables, field)
-
-static void
-efi_systable_init_dom0(struct fw_tables *tables)
-{
- int i = 1;
- /* Write messages to the console. */
- touch_acpi_table();
-
- printk("Domain0 EFI passthrough:");
- if (efi.mps) {
- tables->efi_tables[i].guid = MPS_TABLE_GUID;
- tables->efi_tables[i].table = __pa(efi.mps);
- printk(" MPS=0x%lx",tables->efi_tables[i].table);
- i++;
- }
-
- if (efi.acpi20) {
- tables->efi_tables[i].guid = ACPI_20_TABLE_GUID;
- tables->efi_tables[i].table = __pa(efi.acpi20);
- printk(" ACPI 2.0=0x%lx",tables->efi_tables[i].table);
- i++;
- }
- if (efi.acpi) {
- tables->efi_tables[i].guid = ACPI_TABLE_GUID;
- tables->efi_tables[i].table = __pa(efi.acpi);
- printk(" ACPI=0x%lx",tables->efi_tables[i].table);
- i++;
- }
- if (efi.smbios) {
- tables->efi_tables[i].guid = SMBIOS_TABLE_GUID;
- tables->efi_tables[i].table = __pa(efi.smbios);
- printk(" SMBIOS=0x%lx",tables->efi_tables[i].table);
- i++;
- }
- if (efi.hcdp) {
- tables->efi_tables[i].guid = HCDP_TABLE_GUID;
- tables->efi_tables[i].table = __pa(efi.hcdp);
- printk(" HCDP=0x%lx",tables->efi_tables[i].table);
- i++;
- }
- printk("\n");
- BUG_ON(i > NUM_EFI_SYS_TABLES);
-}
-
-static void
-setup_dom0_memmap_info(struct domain *d, struct fw_tables *tables,
- int *num_mds)
-{
- int i;
- efi_memory_desc_t *md;
- efi_memory_desc_t *last_mem_md = NULL;
- xen_ia64_memmap_info_t* memmap_info;
- unsigned long paddr_start;
- unsigned long paddr_end;
-
- for (i = *num_mds - 1; i >= 0; i--) {
- md = &tables->efi_memmap[i];
- if (md->attribute == EFI_MEMORY_WB &&
- md->type == EFI_CONVENTIONAL_MEMORY &&
- md->num_pages >
- 2 * (1UL << (PAGE_SHIFT - EFI_PAGE_SHIFT))) {
- last_mem_md = md;
- break;
- }
- }
-
- if (last_mem_md == NULL) {
- printk("%s: warning: "
- "no dom0 contiguous memory to hold memory map\n",
- __func__);
- return;
- }
- paddr_end = last_mem_md->phys_addr +
- (last_mem_md->num_pages << EFI_PAGE_SHIFT);
- paddr_start = (paddr_end - PAGE_SIZE) & PAGE_MASK;
- last_mem_md->num_pages -=
- (paddr_end - paddr_start) / (1UL << EFI_PAGE_SHIFT);
-
- md = &tables->efi_memmap[*num_mds];
- (*num_mds)++;
- md->type = EFI_RUNTIME_SERVICES_DATA;
- md->phys_addr = paddr_start;
- md->virt_addr = 0;
- md->num_pages = 1UL << (PAGE_SHIFT - EFI_PAGE_SHIFT);
- md->attribute = EFI_MEMORY_WB;
-
- memmap_info = domain_mpa_to_imva(d, md->phys_addr);
- BUG_ON(*num_mds > NUM_MEM_DESCS);
-
- memmap_info->efi_memdesc_size = sizeof(md[0]);
- memmap_info->efi_memdesc_version = EFI_MEMORY_DESCRIPTOR_VERSION;
- memmap_info->efi_memmap_size = *num_mds * sizeof(md[0]);
- memcpy(&memmap_info->memdesc, &tables->efi_memmap[0],
- memmap_info->efi_memmap_size);
- d->shared_info->arch.memmap_info_num_pages = 1;
- d->shared_info->arch.memmap_info_pfn = md->phys_addr >> PAGE_SHIFT;
-
- sort(tables->efi_memmap, *num_mds, sizeof(efi_memory_desc_t),
- efi_mdt_cmp, NULL);
-}
-
-/* Complete the dom0 memmap. */
-static int
-complete_dom0_memmap(struct domain *d,
- struct fw_tables *tables,
- unsigned long maxmem,
- int num_mds)
-{
- efi_memory_desc_t *md;
- u64 addr;
- void *efi_map_start, *efi_map_end, *p;
- u64 efi_desc_size;
- int i;
- unsigned long dom_mem = maxmem - (d->tot_pages << PAGE_SHIFT);
-
- /* Walk through all MDT entries.
- Copy all interesting entries. */
- efi_map_start = __va(ia64_boot_param->efi_memmap);
- efi_map_end = efi_map_start + ia64_boot_param->efi_memmap_size;
- efi_desc_size = ia64_boot_param->efi_memdesc_size;
-
- for (p = efi_map_start; p < efi_map_end; p += efi_desc_size) {
- const efi_memory_desc_t *md = p;
- efi_memory_desc_t *dom_md = &tables->efi_memmap[num_mds];
- u64 start = md->phys_addr;
- u64 size = md->num_pages << EFI_PAGE_SHIFT;
- u64 end = start + size;
- u64 mpaddr;
- unsigned long flags;
-
- switch (md->type) {
- case EFI_RUNTIME_SERVICES_CODE:
- case EFI_RUNTIME_SERVICES_DATA:
- case EFI_ACPI_RECLAIM_MEMORY:
- case EFI_ACPI_MEMORY_NVS:
- case EFI_RESERVED_TYPE:
- /*
- * Map into dom0 - We must respect protection
- * and cache attributes. Not all of these pages
- * are writable!!!
- */
- flags = ASSIGN_writable; /* dummy - zero */
- if (md->attribute & EFI_MEMORY_WP)
- flags |= ASSIGN_readonly;
- if ((md->attribute & EFI_MEMORY_UC) &&
- !(md->attribute & EFI_MEMORY_WB))
- flags |= ASSIGN_nocache;
-
- assign_domain_mach_page(d, start, size, flags);
-
- /* Fall-through. */
- case EFI_MEMORY_MAPPED_IO:
- /* Will be mapped with ioremap. */
- /* Copy descriptor. */
- *dom_md = *md;
- dom_md->virt_addr = 0;
- num_mds++;
- break;
-
- case EFI_MEMORY_MAPPED_IO_PORT_SPACE:
- flags = ASSIGN_writable; /* dummy - zero */
- if (md->attribute & EFI_MEMORY_UC)
- flags |= ASSIGN_nocache;
-
- if (start > 0x1ffffffff0000000UL) {
- mpaddr = 0x4000000000000UL - size;
- printk(XENLOG_INFO "Remapping IO ports from "
- "%lx to %lx\n", start, mpaddr);
- } else
- mpaddr = start;
-
- /* Map into dom0. */
- assign_domain_mmio_page(d, mpaddr, start, size, flags);
- /* Copy descriptor. */
- *dom_md = *md;
- dom_md->phys_addr = mpaddr;
- dom_md->virt_addr = 0;
- num_mds++;
- break;
-
- case EFI_CONVENTIONAL_MEMORY:
- case EFI_LOADER_CODE:
- case EFI_LOADER_DATA:
- case EFI_BOOT_SERVICES_CODE:
- case EFI_BOOT_SERVICES_DATA:
- if (!(md->attribute & EFI_MEMORY_WB))
- break;
-
- start = max(FW_END_PADDR, start);
- end = min(start + dom_mem, end);
- if (end <= start)
- break;
-
- dom_md->type = EFI_CONVENTIONAL_MEMORY;
- dom_md->phys_addr = start;
- dom_md->virt_addr = 0;
- dom_md->num_pages = (end - start) >> EFI_PAGE_SHIFT;
- dom_md->attribute = EFI_MEMORY_WB;
- num_mds++;
-
- dom_mem -= dom_md->num_pages << EFI_PAGE_SHIFT;
- break;
-
- case EFI_UNUSABLE_MEMORY:
- case EFI_PAL_CODE:
- /*
- * We don't really need these, but holes in the
- * memory map may cause Linux to assume there are
- * uncacheable ranges within a granule.
- */
- dom_md->type = EFI_UNUSABLE_MEMORY;
- dom_md->phys_addr = start;
- dom_md->virt_addr = 0;
- dom_md->num_pages = (end - start) >> EFI_PAGE_SHIFT;
- dom_md->attribute = EFI_MEMORY_WB;
- num_mds++;
- break;
-
- default:
- /* Print a warning but continue. */
- printk("complete_dom0_memmap: warning: "
- "unhandled MDT entry type %u\n", md->type);
- }
- }
- BUG_ON(num_mds > NUM_MEM_DESCS);
-
- sort(tables->efi_memmap, num_mds, sizeof(efi_memory_desc_t),
- efi_mdt_cmp, NULL);
-
- /* setup_guest() @ libxc/xc_linux_build() arranges memory for domU.
- * however no one arranges memory for dom0,
- * instead we allocate pages manually.
- */
- for (i = 0; i < num_mds; i++) {
- md = &tables->efi_memmap[i];
-
- if (md->type == EFI_LOADER_DATA ||
- md->type == EFI_PAL_CODE ||
- md->type == EFI_CONVENTIONAL_MEMORY) {
- unsigned long start = md->phys_addr & PAGE_MASK;
- unsigned long end = md->phys_addr +
- (md->num_pages << EFI_PAGE_SHIFT);
-
- if (end == start) {
- /* md->num_pages = 0 is allowed. */
- continue;
- }
-
- for (addr = start; addr < end; addr += PAGE_SIZE)
- assign_new_domain0_page(d, addr);
- }
- }
- // Map low-memory holes & unmapped MMIO for legacy drivers
- for (addr = 0; addr < ONE_MB; addr += PAGE_SIZE) {
- if (domain_page_mapped(d, addr))
- continue;
-
- if (efi_mmio(addr, PAGE_SIZE)) {
- unsigned long flags;
- flags = ASSIGN_writable | ASSIGN_nocache;
- assign_domain_mmio_page(d, addr, addr,
- PAGE_SIZE, flags);
- }
- }
- setup_dom0_memmap_info(d, tables, &num_mds);
- return num_mds;
-}
-
-static void
-efi_systable_init_domu(struct fw_tables *tables)
-{
- int i = 1;
- printk(XENLOG_GUEST XENLOG_INFO "DomainU EFI build up:");
-
- tables->efi_tables[i].guid = ACPI_20_TABLE_GUID;
- tables->efi_tables[i].table = FW_ACPI_BASE_PADDR;
- printk(" ACPI 2.0=0x%lx",tables->efi_tables[i].table);
- i++;
- printk("\n");
- BUG_ON(i > NUM_EFI_SYS_TABLES);
-}
-
-static int
-complete_domu_memmap(struct domain *d,
- struct fw_tables *tables,
- unsigned long maxmem,
- int num_mds,
- unsigned long memmap_info_pfn,
- unsigned long reserved_size)
-{
- efi_memory_desc_t *md;
- int i = num_mds; /* for MAKE_MD */
- int create_memmap = 0;
- xen_ia64_memmap_info_t* memmap_info;
- unsigned long paddr_start;
- unsigned long paddr_end;
- void *p;
- void *memmap_start;
- void *memmap_end;
-
- if (memmap_info_pfn == 0 || reserved_size == 0) {
- /* old domain builder which doesn't setup
- * memory map. create it for compatibility */
- memmap_info_pfn = (maxmem >> PAGE_SHIFT) - 1;
- /* 4 = memmap info page, start info page, xenstore page and
- console page */
- reserved_size = 4 << PAGE_SHIFT;
- create_memmap = 1;
- }
- paddr_start = memmap_info_pfn << PAGE_SHIFT;
- paddr_end = paddr_start + reserved_size;
- memmap_info = domain_mpa_to_imva(d, paddr_start);//XXX replace this
with xc_map_foreign_map_range()
- if (memmap_info->efi_memmap_size == 0) {
- create_memmap = 1;
- } else if (memmap_info->efi_memdesc_size != sizeof(md[0]) ||
- memmap_info->efi_memdesc_version !=
- EFI_MEMORY_DESCRIPTOR_VERSION) {
- printk(XENLOG_WARNING
- "%s: Warning: unknown memory map "
- "memmap size %"PRIu64" "
- "memdesc size %"PRIu64" "
- "version %"PRIu32"\n",
- __func__,
- memmap_info->efi_memmap_size,
- memmap_info->efi_memdesc_size,
- memmap_info->efi_memdesc_version);
- create_memmap = 1;
- } else if (reserved_size < memmap_info->efi_memmap_size) {
- printk(XENLOG_WARNING
- "%s: Warning: too short reserved size %"PRIu64"\n",
- __func__, reserved_size);
- return -EINVAL;
- } else if (memmap_info->efi_memmap_size >
- PAGE_SIZE - sizeof(*memmap_info)) {
- /*
- * curently memmap spanning more than single page isn't
- * supported.
- */
- printk(XENLOG_WARNING
- "%s: Warning: too large reserved_size %"PRIu64"\n",
- __func__, memmap_info->efi_memmap_size);
- return -ENOSYS;
- }
-
- if (create_memmap) {
- /*
- * old domain builder which doesn't setup
- * memory map. create it for compatibility
- */
- memmap_info->efi_memdesc_size = sizeof(md[0]);
- memmap_info->efi_memdesc_version =
- EFI_MEMORY_DESCRIPTOR_VERSION;
- memmap_info->efi_memmap_size = 1 * sizeof(md[0]);
- md = (efi_memory_desc_t*)&memmap_info->memdesc;
- md[num_mds].type = EFI_CONVENTIONAL_MEMORY;
- md[num_mds].pad = 0;
- md[num_mds].phys_addr = 0;
- md[num_mds].virt_addr = 0;
- md[num_mds].num_pages = maxmem >> EFI_PAGE_SHIFT;
- md[num_mds].attribute = EFI_MEMORY_WB;
- }
-
- memmap_start = &memmap_info->memdesc;
- memmap_end = memmap_start + memmap_info->efi_memmap_size;
- /* XXX Currently the table must be in a single page. */
- if ((unsigned long)memmap_end > (unsigned long)memmap_info + PAGE_SIZE)
- return -EINVAL;
-
- /* sort it bofore use
- * XXX: this is created by user space domain builder so that
- * we should check its integrity */
- sort(&memmap_info->memdesc,
- memmap_info->efi_memmap_size / memmap_info->efi_memdesc_size,
- memmap_info->efi_memdesc_size,
- efi_mdt_cmp, NULL);
-
- for (p = memmap_start; p < memmap_end; p +=
memmap_info->efi_memdesc_size) {
- unsigned long start;
- unsigned long end;
- md = p;
- start = md->phys_addr;
- end = md->phys_addr + (md->num_pages << EFI_PAGE_SHIFT);
-
- if (start < FW_END_PADDR)
- start = FW_END_PADDR;
- if (end <= start)
- continue;
-
- /* exclude [paddr_start, paddr_end) */
- if (paddr_end <= start || end <= paddr_start) {
- MAKE_MD(EFI_CONVENTIONAL_MEMORY, EFI_MEMORY_WB,
- start, end);
- } else if (paddr_start <= start && paddr_end < end) {
- MAKE_MD(EFI_CONVENTIONAL_MEMORY, EFI_MEMORY_WB,
- paddr_end, end);
- } else if (start < paddr_start && end <= paddr_end) {
- MAKE_MD(EFI_CONVENTIONAL_MEMORY, EFI_MEMORY_WB,
- start, paddr_start);
- } else {
- MAKE_MD(EFI_CONVENTIONAL_MEMORY, EFI_MEMORY_WB,
- start, paddr_start);
- MAKE_MD(EFI_CONVENTIONAL_MEMORY, EFI_MEMORY_WB,
- paddr_end, end);
- }
- }
-
- /* memmap info page. */
- MAKE_MD(EFI_RUNTIME_SERVICES_DATA, EFI_MEMORY_WB,
- paddr_start, paddr_end);
-
- /* Create an entry for IO ports. */
- MAKE_MD(EFI_MEMORY_MAPPED_IO_PORT_SPACE, EFI_MEMORY_UC,
- IO_PORTS_PADDR, IO_PORTS_PADDR + IO_PORTS_SIZE);
-
- num_mds = i;
- sort(tables->efi_memmap, num_mds, sizeof(efi_memory_desc_t),
- efi_mdt_cmp, NULL);
- return num_mds;
-}
-
-static int
-dom_fw_init(struct domain *d,
- u64 brkimm,
- struct ia64_boot_param *bp,
+int
+dom_fw_init(domain_t *d,
+ uint64_t brkimm,
+ struct xen_ia64_boot_param *bp,
struct fw_tables *tables,
unsigned long hypercalls_imva,
unsigned long maxmem)
{
- efi_memory_desc_t *md;
unsigned long pfn;
unsigned char checksum;
char *cp;
int num_mds, i;
+ int fpswa_supported = 0;
memset(tables, 0, sizeof(struct fw_tables));
@@ -982,7 +458,7 @@ dom_fw_init(struct domain *d,
tables->efi_tables[i].guid = NULL_GUID;
tables->efi_tables[i].table = 0;
}
- if (d == dom0) {
+ if (xen_ia64_is_dom0(d)) {
efi_systable_init_dom0(tables);
} else {
efi_systable_init_domu(tables);
@@ -1027,11 +503,11 @@ dom_fw_init(struct domain *d,
FW_HYPERCALL_SAL_RETURN, 0, hypercalls_imva);
/* Fill in the FPSWA interface: */
- if (fpswa_interface) {
- tables->fpswa_inf.revision = fpswa_interface->revision;
+ if (!xen_ia64_fpswa_revision(d, &tables->fpswa_inf.revision)) {
+ fpswa_supported = 1;
dom_fpswa_hypercall_patch(brkimm, hypercalls_imva);
tables->fpswa_inf.fpswa =
- (void *)FW_HYPERCALL_FPSWA_ENTRY_PADDR;
+ (void *)FW_HYPERCALL_FPSWA_ENTRY_PADDR;
}
i = 0; /* Used by MAKE_MD */
@@ -1046,7 +522,7 @@ dom_fw_init(struct domain *d,
MAKE_MD(EFI_RUNTIME_SERVICES_DATA, EFI_MEMORY_WB | EFI_MEMORY_RUNTIME,
FW_TABLES_BASE_PADDR, FW_TABLES_END_PADDR);
- if (d != dom0 || running_on_sim) {
+ if (!xen_ia64_is_dom0(d) || xen_ia64_is_running_on_sim(d)) {
/* DomU (or hp-ski).
Create a continuous memory area. */
/* kludge: bp->efi_memmap is used to pass memmap_info
@@ -1057,8 +533,8 @@ dom_fw_init(struct domain *d,
* see ia64_setup_memmap() @ xc_dom_boot.c
*/
num_mds = complete_domu_memmap(d, tables, maxmem, i,
- bp->efi_memmap,
- bp->efi_memmap_size);
+ XEN_IA64_MEMMAP_INFO_PFN(bp),
+
XEN_IA64_MEMMAP_INFO_NUM_PAGES(bp));
} else {
/* Dom0.
We must preserve ACPI data from real machine,
@@ -1083,151 +559,7 @@ dom_fw_init(struct domain *d,
bp->console_info.num_rows = 25;
bp->console_info.orig_x = 0;
bp->console_info.orig_y = 24;
- if (fpswa_interface)
+ if (fpswa_supported)
bp->fpswa = FW_FIELD_MPA(fpswa_inf);
return 0;
}
-
-static void
-dom_fw_domain_init(struct domain *d, struct fw_tables *tables)
-{
- /* Initialise for EFI_SET_VIRTUAL_ADDRESS_MAP emulation */
- d->arch.efi_runtime = &tables->efi_runtime;
- d->arch.fpswa_inf = &tables->fpswa_inf;
- d->arch.sal_data = &tables->sal_data;
-}
-
-static int
-dom_fw_set_convmem_end(struct domain *d)
-{
- xen_ia64_memmap_info_t* memmap_info;
- efi_memory_desc_t *md;
- void *p;
- void *memmap_start;
- void *memmap_end;
-
- if (d->shared_info->arch.memmap_info_pfn == 0)
- return -EINVAL;
-
- memmap_info = domain_mpa_to_imva(d,
d->shared_info->arch.memmap_info_pfn << PAGE_SHIFT);
- if (memmap_info->efi_memmap_size == 0 ||
- memmap_info->efi_memdesc_size != sizeof(*md) ||
- memmap_info->efi_memdesc_version !=
- EFI_MEMORY_DESCRIPTOR_VERSION)
- return -EINVAL;
- /* only 1page case is supported */
- if (d->shared_info->arch.memmap_info_num_pages != 1)
- return -ENOSYS;
-
- memmap_start = &memmap_info->memdesc;
- memmap_end = memmap_start + memmap_info->efi_memmap_size;
-
- /* XXX Currently the table must be in a single page. */
- if ((unsigned long)memmap_end > (unsigned long)memmap_info + PAGE_SIZE)
- return -EINVAL;
-
- /* sort it bofore use
- * XXX: this is created by user space domain builder so that
- * we should check its integrity */
- sort(&memmap_info->memdesc,
- memmap_info->efi_memmap_size / memmap_info->efi_memdesc_size,
- memmap_info->efi_memdesc_size,
- efi_mdt_cmp, NULL);
-
- if (d->arch.convmem_end == 0)
- d->arch.convmem_end = d->max_pages << PAGE_SHIFT;
- for (p = memmap_start; p < memmap_end; p +=
memmap_info->efi_memdesc_size) {
- unsigned long end;
- md = p;
- end = md->phys_addr + (md->num_pages << EFI_PAGE_SHIFT);
- if (md->attribute == EFI_MEMORY_WB &&
- md->type == EFI_CONVENTIONAL_MEMORY &&
- md->num_pages > 0 &&
- d->arch.convmem_end < end)
- d->arch.convmem_end = end;
- }
- return 0;
-}
-
-int
-dom_fw_setup(struct domain *d, unsigned long bp_mpa, unsigned long maxmem)
-{
- int ret = 0;
- struct ia64_boot_param *bp;
- unsigned long imva_tables_base;
- unsigned long imva_hypercall_base;
-
- BUILD_BUG_ON(sizeof(struct fw_tables) >
- (FW_TABLES_END_PADDR - FW_TABLES_BASE_PADDR));
-
- BUILD_BUG_ON(sizeof(struct fake_acpi_tables) >
- (FW_ACPI_END_PADDR - FW_ACPI_BASE_PADDR));
-
- /* Create page for hypercalls. */
- assign_new_domain_page_if_dom0(d, FW_HYPERCALL_BASE_PADDR);
- imva_hypercall_base = (unsigned long)domain_mpa_to_imva
- (d, FW_HYPERCALL_BASE_PADDR);
-
- /* Create page for acpi tables. */
- if (d != dom0) {
- void *imva;
-
- assign_new_domain_page_if_dom0(d, FW_ACPI_BASE_PADDR);
- imva = domain_mpa_to_imva (d, FW_ACPI_BASE_PADDR);
- dom_fw_fake_acpi(d, (struct fake_acpi_tables *)imva);
- }
-
- /* Create page for FW tables. */
- assign_new_domain_page_if_dom0(d, FW_TABLES_BASE_PADDR);
- imva_tables_base = (unsigned long)domain_mpa_to_imva
- (d, FW_TABLES_BASE_PADDR);
-
- /* Create page for boot_param. */
- assign_new_domain_page_if_dom0(d, bp_mpa);
- bp = domain_mpa_to_imva(d, bp_mpa);
- if (d != dom0) {
- /*
- * XXX kludge.
- * when XEN_DOMCTL_arch_setup is called, shared_info can't
- * be accessed by libxc so that memmap_info_pfn isn't
- * initialized. But dom_fw_set_convmem_end() requires it,
- * so here we initialize it.
- * note:dom_fw_init() overwrites memmap_info_num_pages,
- * memmap_info_pfns.
- */
- if ((bp->efi_memmap_size & ~PAGE_MASK) != 0) {
- printk("%s:%d size 0x%lx 0x%lx 0x%lx\n",
- __func__, __LINE__,
- bp->efi_memmap_size,
- bp->efi_memmap_size & ~PAGE_SIZE,
- ~PAGE_SIZE);
- return -EINVAL;
- }
- if (bp->efi_memmap_size == 0) {
- /* old domain builder compatibility */
- d->shared_info->arch.memmap_info_num_pages = 1;
- d->shared_info->arch.memmap_info_pfn =
- (maxmem >> PAGE_SHIFT) - 1;
- } else {
- /*
- * 3: start info page, xenstore page and console page
- */
- if (bp->efi_memmap_size < 4 * PAGE_SIZE)
- return -EINVAL;
- d->shared_info->arch.memmap_info_num_pages =
- (bp->efi_memmap_size >> PAGE_SHIFT) - 3;
- d->shared_info->arch.memmap_info_pfn = bp->efi_memmap;
- /* currently multi page memmap isn't supported */
- if (d->shared_info->arch.memmap_info_num_pages != 1)
- return -ENOSYS;
- }
- }
- ret = dom_fw_init(d, d->arch.breakimm, bp,
- (struct fw_tables *)imva_tables_base,
- imva_hypercall_base, maxmem);
- if (ret < 0)
- return ret;
-
- dom_fw_domain_init(d, (struct fw_tables *)imva_tables_base);
- return dom_fw_set_convmem_end(d);
-}
diff -r 35530f81e638 -r 8dbc11034f82 xen/arch/ia64/xen/dom_fw_dom0.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/xen/arch/ia64/xen/dom_fw_dom0.c Mon May 21 13:50:05 2007 -0600
@@ -0,0 +1,390 @@
+/******************************************************************************
+ *
+ * Copyright (c) 2007 Isaku Yamahata <yamahata at valinux co jp>
+ * VA Linux Systems Japan K.K.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+/*
+ * Xen domain firmware emulation support
+ * Copyright (C) 2004 Hewlett-Packard Co.
+ * Dan Magenheimer (dan.magenheimer@xxxxxx)
+ */
+
+#include <xen/config.h>
+#include <xen/acpi.h>
+#include <xen/errno.h>
+#include <xen/sched.h>
+
+#include <asm/dom_fw.h>
+#include <asm/dom_fw_common.h>
+#include <asm/dom_fw_dom0.h>
+
+#include <linux/sort.h>
+
+static u32 lsapic_nbr;
+
+/* Modify lsapic table. Provides LPs. */
+static int __init
+acpi_update_lsapic(acpi_table_entry_header *header, const unsigned long end)
+{
+ struct acpi_table_lsapic *lsapic;
+ int enable;
+
+ lsapic = (struct acpi_table_lsapic *) header;
+ if (!lsapic)
+ return -EINVAL;
+
+ if (lsapic_nbr < MAX_VIRT_CPUS && dom0->vcpu[lsapic_nbr] != NULL)
+ enable = 1;
+ else
+ enable = 0;
+ if (lsapic->flags.enabled && enable) {
+ printk("enable lsapic entry: 0x%lx\n", (u64)lsapic);
+ lsapic->id = lsapic_nbr;
+ lsapic->eid = 0;
+ lsapic_nbr++;
+ } else if (lsapic->flags.enabled) {
+ printk("DISABLE lsapic entry: 0x%lx\n", (u64)lsapic);
+ lsapic->flags.enabled = 0;
+ lsapic->id = 0;
+ lsapic->eid = 0;
+ }
+ return 0;
+}
+
+static int __init
+acpi_patch_plat_int_src(acpi_table_entry_header *header,
+ const unsigned long end)
+{
+ struct acpi_table_plat_int_src *plintsrc;
+
+ plintsrc = (struct acpi_table_plat_int_src *)header;
+ if (!plintsrc)
+ return -EINVAL;
+
+ if (plintsrc->type == ACPI_INTERRUPT_CPEI) {
+ printk("ACPI_INTERRUPT_CPEI disabled for Domain0\n");
+ plintsrc->type = -1;
+ }
+ return 0;
+}
+
+static int __init
+acpi_update_madt_checksum(unsigned long phys_addr, unsigned long size)
+{
+ struct acpi_table_madt* acpi_madt;
+
+ if (!phys_addr || !size)
+ return -EINVAL;
+
+ acpi_madt = (struct acpi_table_madt *) __va(phys_addr);
+ acpi_madt->header.checksum = 0;
+ acpi_madt->header.checksum = generate_acpi_checksum(acpi_madt, size);
+
+ return 0;
+}
+
+/* base is physical address of acpi table */
+static void __init
+touch_acpi_table(void)
+{
+ lsapic_nbr = 0;
+ if (acpi_table_parse_madt(ACPI_MADT_LSAPIC, acpi_update_lsapic, 0) < 0)
+ printk("Error parsing MADT - no LAPIC entries\n");
+ if (acpi_table_parse_madt(ACPI_MADT_PLAT_INT_SRC,
+ acpi_patch_plat_int_src, 0) < 0)
+ printk("Error parsing MADT - no PLAT_INT_SRC entries\n");
+
+ acpi_table_parse(ACPI_APIC, acpi_update_madt_checksum);
+
+ return;
+}
+
+void __init
+efi_systable_init_dom0(struct fw_tables *tables)
+{
+ int i = 1;
+ /* Write messages to the console. */
+ touch_acpi_table();
+
+ printk("Domain0 EFI passthrough:");
+ if (efi.mps) {
+ tables->efi_tables[i].guid = MPS_TABLE_GUID;
+ tables->efi_tables[i].table = __pa(efi.mps);
+ printk(" MPS=0x%lx",tables->efi_tables[i].table);
+ i++;
+ }
+ if (efi.acpi20) {
+ tables->efi_tables[i].guid = ACPI_20_TABLE_GUID;
+ tables->efi_tables[i].table = __pa(efi.acpi20);
+ printk(" ACPI 2.0=0x%lx",tables->efi_tables[i].table);
+ i++;
+ }
+ if (efi.acpi) {
+ tables->efi_tables[i].guid = ACPI_TABLE_GUID;
+ tables->efi_tables[i].table = __pa(efi.acpi);
+ printk(" ACPI=0x%lx",tables->efi_tables[i].table);
+ i++;
+ }
+ if (efi.smbios) {
+ tables->efi_tables[i].guid = SMBIOS_TABLE_GUID;
+ tables->efi_tables[i].table = __pa(efi.smbios);
+ printk(" SMBIOS=0x%lx",tables->efi_tables[i].table);
+ i++;
+ }
+ if (efi.hcdp) {
+ tables->efi_tables[i].guid = HCDP_TABLE_GUID;
+ tables->efi_tables[i].table = __pa(efi.hcdp);
+ printk(" HCDP=0x%lx",tables->efi_tables[i].table);
+ i++;
+ }
+ printk("\n");
+ BUG_ON(i > NUM_EFI_SYS_TABLES);
+}
+
+static void __init
+setup_dom0_memmap_info(struct domain *d, struct fw_tables *tables,
+ int *num_mds)
+{
+ int i;
+ efi_memory_desc_t *md;
+ efi_memory_desc_t *last_mem_md = NULL;
+ xen_ia64_memmap_info_t* memmap_info;
+ unsigned long paddr_start;
+ unsigned long paddr_end;
+
+ for (i = *num_mds - 1; i >= 0; i--) {
+ md = &tables->efi_memmap[i];
+ if (md->attribute == EFI_MEMORY_WB &&
+ md->type == EFI_CONVENTIONAL_MEMORY &&
+ md->num_pages > 2 * (1UL << (PAGE_SHIFT - EFI_PAGE_SHIFT))) {
+ last_mem_md = md;
+ break;
+ }
+ }
+
+ if (last_mem_md == NULL) {
+ printk("%s: warning: "
+ "no dom0 contiguous memory to hold memory map\n",
+ __func__);
+ return;
+ }
+ paddr_end = last_mem_md->phys_addr +
+ (last_mem_md->num_pages << EFI_PAGE_SHIFT);
+ paddr_start = (paddr_end - PAGE_SIZE) & PAGE_MASK;
+ last_mem_md->num_pages -=
+ (paddr_end - paddr_start) / (1UL << EFI_PAGE_SHIFT);
+
+ md = &tables->efi_memmap[*num_mds];
+ (*num_mds)++;
+ md->type = EFI_RUNTIME_SERVICES_DATA;
+ md->phys_addr = paddr_start;
+ md->virt_addr = 0;
+ md->num_pages = 1UL << (PAGE_SHIFT - EFI_PAGE_SHIFT);
+ md->attribute = EFI_MEMORY_WB;
+
+ memmap_info = domain_mpa_to_imva(d, md->phys_addr);
+ BUG_ON(*num_mds > NUM_MEM_DESCS);
+
+ memmap_info->efi_memdesc_size = sizeof(md[0]);
+ memmap_info->efi_memdesc_version = EFI_MEMORY_DESCRIPTOR_VERSION;
+ memmap_info->efi_memmap_size = *num_mds * sizeof(md[0]);
+ memcpy(&memmap_info->memdesc, &tables->efi_memmap[0],
+ memmap_info->efi_memmap_size);
+ d->shared_info->arch.memmap_info_num_pages = 1;
+ d->shared_info->arch.memmap_info_pfn = md->phys_addr >> PAGE_SHIFT;
+
+ sort(tables->efi_memmap, *num_mds, sizeof(efi_memory_desc_t),
+ efi_mdt_cmp, NULL);
+}
+
+/* Complete the dom0 memmap. */
+int __init
+complete_dom0_memmap(struct domain *d,
+ struct fw_tables *tables,
+ unsigned long maxmem,
+ int num_mds)
+{
+ efi_memory_desc_t *md;
+ u64 addr;
+ void *efi_map_start, *efi_map_end, *p;
+ u64 efi_desc_size;
+ int i;
+ unsigned long dom_mem = maxmem - (d->tot_pages << PAGE_SHIFT);
+
+ /* Walk through all MDT entries.
+ Copy all interesting entries. */
+ efi_map_start = __va(ia64_boot_param->efi_memmap);
+ efi_map_end = efi_map_start + ia64_boot_param->efi_memmap_size;
+ efi_desc_size = ia64_boot_param->efi_memdesc_size;
+
+ for (p = efi_map_start; p < efi_map_end; p += efi_desc_size) {
+ const efi_memory_desc_t *md = p;
+ efi_memory_desc_t *dom_md = &tables->efi_memmap[num_mds];
+ u64 start = md->phys_addr;
+ u64 size = md->num_pages << EFI_PAGE_SHIFT;
+ u64 end = start + size;
+ u64 mpaddr;
+ unsigned long flags;
+
+ switch (md->type) {
+ case EFI_RUNTIME_SERVICES_CODE:
+ case EFI_RUNTIME_SERVICES_DATA:
+ case EFI_ACPI_RECLAIM_MEMORY:
+ case EFI_ACPI_MEMORY_NVS:
+ case EFI_RESERVED_TYPE:
+ /*
+ * Map into dom0 - We must respect protection
+ * and cache attributes. Not all of these pages
+ * are writable!!!
+ */
+ flags = ASSIGN_writable; /* dummy - zero */
+ if (md->attribute & EFI_MEMORY_WP)
+ flags |= ASSIGN_readonly;
+ if ((md->attribute & EFI_MEMORY_UC) &&
+ !(md->attribute & EFI_MEMORY_WB))
+ flags |= ASSIGN_nocache;
+
+ assign_domain_mach_page(d, start, size, flags);
+
+ /* Fall-through. */
+ case EFI_MEMORY_MAPPED_IO:
+ /* Will be mapped with ioremap. */
+ /* Copy descriptor. */
+ *dom_md = *md;
+ dom_md->virt_addr = 0;
+ num_mds++;
+ break;
+
+ case EFI_MEMORY_MAPPED_IO_PORT_SPACE:
+ flags = ASSIGN_writable; /* dummy - zero */
+ if (md->attribute & EFI_MEMORY_UC)
+ flags |= ASSIGN_nocache;
+
+ if (start > 0x1ffffffff0000000UL) {
+ mpaddr = 0x4000000000000UL - size;
+ printk(XENLOG_INFO "Remapping IO ports from "
+ "%lx to %lx\n", start, mpaddr);
+ } else
+ mpaddr = start;
+
+ /* Map into dom0. */
+ assign_domain_mmio_page(d, mpaddr, start, size, flags);
+ /* Copy descriptor. */
+ *dom_md = *md;
+ dom_md->phys_addr = mpaddr;
+ dom_md->virt_addr = 0;
+ num_mds++;
+ break;
+
+ case EFI_CONVENTIONAL_MEMORY:
+ case EFI_LOADER_CODE:
+ case EFI_LOADER_DATA:
+ case EFI_BOOT_SERVICES_CODE:
+ case EFI_BOOT_SERVICES_DATA:
+ if (!(md->attribute & EFI_MEMORY_WB))
+ break;
+
+ start = max(FW_END_PADDR, start);
+ end = min(start + dom_mem, end);
+ if (end <= start)
+ break;
+
+ dom_md->type = EFI_CONVENTIONAL_MEMORY;
+ dom_md->phys_addr = start;
+ dom_md->virt_addr = 0;
+ dom_md->num_pages = (end - start) >> EFI_PAGE_SHIFT;
+ dom_md->attribute = EFI_MEMORY_WB;
+ num_mds++;
+
+ dom_mem -= dom_md->num_pages << EFI_PAGE_SHIFT;
+ break;
+
+ case EFI_UNUSABLE_MEMORY:
+ case EFI_PAL_CODE:
+ /*
+ * We don't really need these, but holes in the
+ * memory map may cause Linux to assume there are
+ * uncacheable ranges within a granule.
+ */
+ dom_md->type = EFI_UNUSABLE_MEMORY;
+ dom_md->phys_addr = start;
+ dom_md->virt_addr = 0;
+ dom_md->num_pages = (end - start) >> EFI_PAGE_SHIFT;
+ dom_md->attribute = EFI_MEMORY_WB;
+ num_mds++;
+ break;
+
+ default:
+ /* Print a warning but continue. */
+ printk("complete_dom0_memmap: warning: "
+ "unhandled MDT entry type %u\n", md->type);
+ }
+ }
+ BUG_ON(num_mds > NUM_MEM_DESCS);
+
+ sort(tables->efi_memmap, num_mds, sizeof(efi_memory_desc_t),
+ efi_mdt_cmp, NULL);
+
+ /* setup_guest() @ libxc/xc_linux_build() arranges memory for domU.
+ * however no one arranges memory for dom0,
+ * instead we allocate pages manually.
+ */
+ for (i = 0; i < num_mds; i++) {
+ md = &tables->efi_memmap[i];
+
+ if (md->type == EFI_LOADER_DATA ||
+ md->type == EFI_PAL_CODE ||
+ md->type == EFI_CONVENTIONAL_MEMORY) {
+ unsigned long start = md->phys_addr & PAGE_MASK;
+ unsigned long end = md->phys_addr +
+ (md->num_pages << EFI_PAGE_SHIFT);
+
+ if (end == start) {
+ /* md->num_pages = 0 is allowed. */
+ continue;
+ }
+
+ for (addr = start; addr < end; addr += PAGE_SIZE)
+ assign_new_domain0_page(d, addr);
+ }
+ }
+ // Map low-memory holes & unmapped MMIO for legacy drivers
+ for (addr = 0; addr < ONE_MB; addr += PAGE_SIZE) {
+ if (domain_page_mapped(d, addr))
+ continue;
+
+ if (efi_mmio(addr, PAGE_SIZE)) {
+ unsigned long flags;
+ flags = ASSIGN_writable | ASSIGN_nocache;
+ assign_domain_mmio_page(d, addr, addr,
+ PAGE_SIZE, flags);
+ }
+ }
+ setup_dom0_memmap_info(d, tables, &num_mds);
+ return num_mds;
+}
+
+/*
+ * Local variables:
+ * mode: C
+ * c-set-style: "BSD"
+ * c-basic-offset: 4
+ * tab-width: 4
+ * indent-tabs-mode: nil
+ * End:
+ */
diff -r 35530f81e638 -r 8dbc11034f82 xen/arch/ia64/xen/dom_fw_domu.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/xen/arch/ia64/xen/dom_fw_domu.c Mon May 21 13:50:05 2007 -0600
@@ -0,0 +1,221 @@
+/******************************************************************************
+ *
+ * Copyright (c) 2007 Isaku Yamahata <yamahata at valinux co jp>
+ * VA Linux Systems Japan K.K.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+/*
+ * Xen domain firmware emulation support
+ * Copyright (C) 2004 Hewlett-Packard Co.
+ * Dan Magenheimer (dan.magenheimer@xxxxxx)
+ */
+
+#ifdef __XEN__
+#include <xen/sched.h>
+#include <asm/dom_fw_utils.h>
+#include <linux/sort.h>
+#define xen_ia64_dom_fw_map(d, mpaddr) domain_mpa_to_imva((d), (mpaddr))
+#define xen_ia64_dom_fw_unmap(d, vaddr) do { } while (0)
+#else
+#include <stdio.h>
+#include <stdlib.h>
+#include <assert.h>
+#include <errno.h>
+#include <inttypes.h>
+
+#include <xen/arch-ia64.h>
+
+#include "xg_private.h"
+#include "xc_dom.h"
+#include "ia64/xc_dom_ia64_util.h"
+#endif
+
+#include <asm/dom_fw.h>
+#include <asm/dom_fw_domu.h>
+
+void
+efi_systable_init_domu(struct fw_tables *tables)
+{
+ int i = 1;
+ printk(XENLOG_GUEST XENLOG_INFO "DomainU EFI build up:");
+
+ tables->efi_tables[i].guid = ACPI_20_TABLE_GUID;
+ tables->efi_tables[i].table = FW_ACPI_BASE_PADDR;
+ printk(" ACPI 2.0=0x%lx",tables->efi_tables[i].table);
+ i++;
+ printk("\n");
+ BUG_ON(i > NUM_EFI_SYS_TABLES);
+}
+
+#define MAKE_MD(typ, attr, start, end) \
+ xen_ia64_efi_make_md((tables), &(i), (typ), (attr), (start), (end))
+
+int
+complete_domu_memmap(domain_t *d,
+ struct fw_tables *tables,
+ unsigned long maxmem,
+ int num_mds,
+ unsigned long memmap_info_pfn,
+ unsigned long memmap_info_num_pages)
+{
+ efi_memory_desc_t *md;
+ int i = num_mds; /* for MAKE_MD */
+ int create_memmap = 0;
+ xen_ia64_memmap_info_t* memmap_info;
+ unsigned long memmap_info_size;
+ unsigned long paddr_start;
+ unsigned long paddr_end;
+ void *p;
+ void *memmap_start;
+ void *memmap_end;
+
+ if (memmap_info_pfn == 0 || memmap_info_num_pages == 0) {
+ /* old domain builder which doesn't setup
+ * memory map. create it for compatibility */
+ memmap_info_pfn = (maxmem >> PAGE_SHIFT) - 1;
+ memmap_info_num_pages = 1;
+ create_memmap = 1;
+ }
+
+ memmap_info_size = memmap_info_num_pages << PAGE_SHIFT;
+ paddr_start = memmap_info_pfn << PAGE_SHIFT;
+ /* 3 = start info page, xenstore page and console page */
+ paddr_end = paddr_start + memmap_info_size + 3 * PAGE_SIZE;
+ memmap_info = xen_ia64_dom_fw_map(d, paddr_start);
+ if (memmap_info->efi_memmap_size == 0) {
+ create_memmap = 1;
+ } else if (memmap_info->efi_memdesc_size != sizeof(md[0]) ||
+ memmap_info->efi_memdesc_version !=
+ EFI_MEMORY_DESCRIPTOR_VERSION) {
+ printk(XENLOG_WARNING
+ "%s: Warning: unknown memory map "
+ "memmap size %"PRIu64" "
+ "memdesc size %"PRIu64" "
+ "version %"PRIu32"\n",
+ __func__,
+ memmap_info->efi_memmap_size,
+ memmap_info->efi_memdesc_size,
+ memmap_info->efi_memdesc_version);
+ create_memmap = 1;
+ } else if (memmap_info_size < memmap_info->efi_memmap_size) {
+ printk(XENLOG_WARNING
+ "%s: Warning: too short memmap info size %"PRIu64"\n",
+ __func__, memmap_info_size);
+ xen_ia64_dom_fw_unmap(d, memmap_info);
+ return -EINVAL;
+ } else if (memmap_info->efi_memmap_size >
+ PAGE_SIZE - sizeof(*memmap_info)) {
+ /*
+ * curently memmap spanning more than single page isn't
+ * supported.
+ */
+ printk(XENLOG_WARNING
+ "%s: Warning: too large efi_memmap_size %"PRIu64"\n",
+ __func__, memmap_info->efi_memmap_size);
+ xen_ia64_dom_fw_unmap(d, memmap_info);
+ return -ENOSYS;
+ }
+
+ if (create_memmap) {
+ /*
+ * old domain builder which doesn't setup
+ * memory map. create it for compatibility
+ */
+ memmap_info->efi_memdesc_size = sizeof(md[0]);
+ memmap_info->efi_memdesc_version =
+ EFI_MEMORY_DESCRIPTOR_VERSION;
+ memmap_info->efi_memmap_size = 1 * sizeof(md[0]);
+ md = (efi_memory_desc_t*)&memmap_info->memdesc;
+ md[num_mds].type = EFI_CONVENTIONAL_MEMORY;
+ md[num_mds].pad = 0;
+ md[num_mds].phys_addr = 0;
+ md[num_mds].virt_addr = 0;
+ md[num_mds].num_pages = maxmem >> EFI_PAGE_SHIFT;
+ md[num_mds].attribute = EFI_MEMORY_WB;
+ }
+
+ memmap_start = &memmap_info->memdesc;
+ memmap_end = memmap_start + memmap_info->efi_memmap_size;
+ /* XXX Currently the table must be in a single page. */
+ if ((unsigned long)memmap_end > (unsigned long)memmap_info + PAGE_SIZE) {
+ xen_ia64_dom_fw_unmap(d, memmap_info);
+ return -EINVAL;
+ }
+
+ /* sort it bofore use
+ * XXX: this is created by user space domain builder so that
+ * we should check its integrity */
+ sort(&memmap_info->memdesc,
+ memmap_info->efi_memmap_size / memmap_info->efi_memdesc_size,
+ memmap_info->efi_memdesc_size,
+ efi_mdt_cmp, NULL);
+
+ for (p = memmap_start; p < memmap_end; p += memmap_info->efi_memdesc_size)
{
+ unsigned long start;
+ unsigned long end;
+ md = p;
+ start = md->phys_addr;
+ end = md->phys_addr + (md->num_pages << EFI_PAGE_SHIFT);
+
+ if (start < FW_END_PADDR)
+ start = FW_END_PADDR;
+ if (end <= start)
+ continue;
+
+ /* exclude [paddr_start, paddr_end) */
+ if (paddr_end <= start || end <= paddr_start) {
+ MAKE_MD(EFI_CONVENTIONAL_MEMORY, EFI_MEMORY_WB,
+ start, end);
+ } else if (paddr_start <= start && paddr_end < end) {
+ MAKE_MD(EFI_CONVENTIONAL_MEMORY, EFI_MEMORY_WB,
+ paddr_end, end);
+ } else if (start < paddr_start && end <= paddr_end) {
+ MAKE_MD(EFI_CONVENTIONAL_MEMORY, EFI_MEMORY_WB,
+ start, paddr_start);
+ } else {
+ MAKE_MD(EFI_CONVENTIONAL_MEMORY, EFI_MEMORY_WB,
+ start, paddr_start);
+ MAKE_MD(EFI_CONVENTIONAL_MEMORY, EFI_MEMORY_WB,
+ paddr_end, end);
+ }
+ }
+
+ /* memmap info page. */
+ MAKE_MD(EFI_RUNTIME_SERVICES_DATA, EFI_MEMORY_WB,
+ paddr_start, paddr_end);
+
+ /* Create an entry for IO ports. */
+ MAKE_MD(EFI_MEMORY_MAPPED_IO_PORT_SPACE, EFI_MEMORY_UC,
+ IO_PORTS_PADDR, IO_PORTS_PADDR + IO_PORTS_SIZE);
+
+ num_mds = i;
+ sort(tables->efi_memmap, num_mds, sizeof(efi_memory_desc_t),
+ efi_mdt_cmp, NULL);
+
+ xen_ia64_dom_fw_unmap(d, memmap_info);
+ return num_mds;
+}
+
+/*
+ * Local variables:
+ * mode: C
+ * c-set-style: "BSD"
+ * c-basic-offset: 4
+ * tab-width: 4
+ * indent-tabs-mode: nil
+ * End:
+ */
diff -r 35530f81e638 -r 8dbc11034f82 xen/arch/ia64/xen/dom_fw_utils.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/xen/arch/ia64/xen/dom_fw_utils.c Mon May 21 13:50:05 2007 -0600
@@ -0,0 +1,215 @@
+/******************************************************************************
+ *
+ * Copyright (c) 2007 Isaku Yamahata <yamahata at valinux co jp>
+ * VA Linux Systems Japan K.K.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#include <xen/types.h>
+#include <xen/version.h>
+#include <xen/errno.h>
+#include <xen/sched.h>
+
+#include <asm/fpswa.h>
+#include <asm/dom_fw.h>
+#include <asm/dom_fw_common.h>
+
+#include <linux/sort.h>
+
+uint32_t
+xen_ia64_version(struct domain *unused)
+{
+ return (xen_major_version() << 16) | xen_minor_version();
+}
+
+int
+xen_ia64_fpswa_revision(struct domain *d, unsigned int *revision)
+{
+ if (fpswa_interface == NULL)
+ return -ENOSYS;
+ *revision = fpswa_interface->revision;
+ return 0;
+}
+
+int
+xen_ia64_is_vcpu_allocated(struct domain *d, uint32_t vcpu)
+{
+ return d->vcpu[vcpu] != NULL;
+}
+
+int xen_ia64_is_running_on_sim(struct domain *unused)
+{
+ extern unsigned long running_on_sim;
+ return running_on_sim;
+}
+
+int
+xen_ia64_is_dom0(struct domain *d)
+{
+ return d == dom0;
+}
+
+static void
+dom_fw_domain_init(struct domain *d, struct fw_tables *tables)
+{
+ /* Initialise for EFI_SET_VIRTUAL_ADDRESS_MAP emulation */
+ d->arch.efi_runtime = &tables->efi_runtime;
+ d->arch.fpswa_inf = &tables->fpswa_inf;
+ d->arch.sal_data = &tables->sal_data;
+}
+
+static int
+dom_fw_set_convmem_end(struct domain *d)
+{
+ xen_ia64_memmap_info_t* memmap_info;
+ efi_memory_desc_t *md;
+ void *p;
+ void *memmap_start;
+ void *memmap_end;
+
+ if (d->shared_info->arch.memmap_info_pfn == 0)
+ return -EINVAL;
+
+ memmap_info = domain_mpa_to_imva(d, d->shared_info->arch.memmap_info_pfn
<< PAGE_SHIFT);
+ if (memmap_info->efi_memmap_size == 0 ||
+ memmap_info->efi_memdesc_size != sizeof(*md) ||
+ memmap_info->efi_memdesc_version !=
+ EFI_MEMORY_DESCRIPTOR_VERSION)
+ return -EINVAL;
+ /* only 1page case is supported */
+ if (d->shared_info->arch.memmap_info_num_pages != 1)
+ return -ENOSYS;
+
+ memmap_start = &memmap_info->memdesc;
+ memmap_end = memmap_start + memmap_info->efi_memmap_size;
+
+ /* XXX Currently the table must be in a single page. */
+ if ((unsigned long)memmap_end > (unsigned long)memmap_info + PAGE_SIZE)
+ return -EINVAL;
+
+ /* sort it bofore use
+ * XXX: this is created by user space domain builder so that
+ * we should check its integrity */
+ sort(&memmap_info->memdesc,
+ memmap_info->efi_memmap_size / memmap_info->efi_memdesc_size,
+ memmap_info->efi_memdesc_size,
+ efi_mdt_cmp, NULL);
+
+ if (d->arch.convmem_end == 0)
+ d->arch.convmem_end = d->max_pages << PAGE_SHIFT;
+ for (p = memmap_start; p < memmap_end; p += memmap_info->efi_memdesc_size)
{
+ unsigned long end;
+ md = p;
+ end = md->phys_addr + (md->num_pages << EFI_PAGE_SHIFT);
+ if (md->attribute == EFI_MEMORY_WB &&
+ md->type == EFI_CONVENTIONAL_MEMORY &&
+ md->num_pages > 0 &&
+ d->arch.convmem_end < end)
+ d->arch.convmem_end = end;
+ }
+ return 0;
+}
+
+/* allocate a page for fw
+ * guest_setup() @ libxc/xc_linux_build.c does for domU
+ */
+static inline void
+assign_new_domain_page_if_dom0(struct domain *d, unsigned long mpaddr)
+{
+ if (d == dom0)
+ assign_new_domain0_page(d, mpaddr);
+}
+
+int
+dom_fw_setup(domain_t *d, unsigned long bp_mpa, unsigned long maxmem)
+{
+ int old_domu_builder = 0;
+ struct xen_ia64_boot_param *bp;
+ struct fw_tables *imva_tables_base;
+
+ BUILD_BUG_ON(sizeof(struct fw_tables) >
+ (FW_TABLES_END_PADDR - FW_TABLES_BASE_PADDR));
+
+ /* Create page for boot_param. */
+ assign_new_domain_page_if_dom0(d, bp_mpa);
+ bp = domain_mpa_to_imva(d, bp_mpa);
+ if (d != dom0) {
+ /*
+ * XXX kludge.
+ * when XEN_DOMCTL_arch_setup is called, shared_info can't
+ * be accessed by libxc so that memmap_info_pfn isn't
+ * initialized. But dom_fw_set_convmem_end() requires it,
+ * so here we initialize it.
+ * note: domain builder may overwrite memmap_info_num_pages,
+ * memmap_info_pfns later.
+ */
+ if (bp->efi_memmap_size == 0 ||
+ XEN_IA64_MEMMAP_INFO_NUM_PAGES(bp) == 0 ||
+ XEN_IA64_MEMMAP_INFO_PFN(bp) == 0) {
+ /* old domain builder compatibility */
+ d->shared_info->arch.memmap_info_num_pages = 1;
+ d->shared_info->arch.memmap_info_pfn = (maxmem >> PAGE_SHIFT) - 1;
+ old_domu_builder = 1;
+ } else {
+ d->shared_info->arch.memmap_info_num_pages =
+ XEN_IA64_MEMMAP_INFO_NUM_PAGES(bp);
+ d->shared_info->arch.memmap_info_pfn =
+ XEN_IA64_MEMMAP_INFO_PFN(bp);
+ /* currently multi page memmap isn't supported */
+ if (d->shared_info->arch.memmap_info_num_pages != 1)
+ return -ENOSYS;
+ }
+ }
+
+ /* Create page for FW tables. */
+ assign_new_domain_page_if_dom0(d, FW_TABLES_BASE_PADDR);
+ imva_tables_base = (struct fw_tables *)domain_mpa_to_imva
+ (d, FW_TABLES_BASE_PADDR);
+ /* Create page for acpi tables. */
+ if (d != dom0 && old_domu_builder) {
+ struct fake_acpi_tables *imva;
+ imva = domain_mpa_to_imva(d, FW_ACPI_BASE_PADDR);
+ dom_fw_fake_acpi(d, imva);
+ }
+ if (d == dom0 || old_domu_builder) {
+ int ret;
+ unsigned long imva_hypercall_base;
+
+ /* Create page for hypercalls. */
+ assign_new_domain_page_if_dom0(d, FW_HYPERCALL_BASE_PADDR);
+ imva_hypercall_base = (unsigned long)domain_mpa_to_imva
+ (d, FW_HYPERCALL_BASE_PADDR);
+
+ ret = dom_fw_init(d, d->arch.breakimm, bp,
+ imva_tables_base, imva_hypercall_base, maxmem);
+ if (ret < 0)
+ return ret;
+ }
+
+ dom_fw_domain_init(d, imva_tables_base);
+ return dom_fw_set_convmem_end(d);
+}
+
+/*
+ * Local variables:
+ * mode: C
+ * c-set-style: "BSD"
+ * c-basic-offset: 4
+ * tab-width: 4
+ * indent-tabs-mode: nil
+ * End:
+ */
diff -r 35530f81e638 -r 8dbc11034f82 xen/include/asm-ia64/dom_fw_common.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/xen/include/asm-ia64/dom_fw_common.h Mon May 21 13:50:05 2007 -0600
@@ -0,0 +1,107 @@
+/******************************************************************************
+ *
+ * Copyright (c) 2007 Isaku Yamahata <yamahata at valinux co jp>
+ * VA Linux Systems Japan K.K.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+#ifndef __ASM_IA64_DOM_FW_COMMON_H__
+#define __ASM_IA64_DOM_FW_COMMON_H__
+
+#ifdef __XEN__
+#include <linux/efi.h>
+#include <asm/sal.h>
+#include <xen/sched.h>
+typedef struct domain domain_t;
+#else
+#include "xc_efi.h"
+#include "ia64/sal.h"
+#include "xg_private.h"
+typedef struct xc_dom_image domain_t;
+
+#define XENLOG_INFO "info:"
+#define XENLOG_WARNING "Warning:"
+#define XENLOG_GUEST ""
+#define printk(fmt, args ...) xc_dom_printf(fmt, ## args)
+
+#define BUG_ON(p) assert(!(p))
+#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2 * !!(condition)]))
+
+//for sort in linux/sort.h.
+#define sort(base, num, size, cmp, swap) qsort((base), (num), (size), (cmp))
+#endif
+
+#include <asm/fpswa.h>
+
+#define ONE_MB (1UL << 20)
+#define FW_VENDOR
"X\0e\0n\0/\0i\0a\0\066\0\064\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"
+
+#define NFUNCPTRS 16
+#define NUM_EFI_SYS_TABLES 6
+#define NUM_MEM_DESCS 64 //large enough
+
+struct fw_tables {
+ efi_system_table_t efi_systab;
+ efi_runtime_services_t efi_runtime;
+ efi_config_table_t efi_tables[NUM_EFI_SYS_TABLES];
+
+ struct ia64_sal_systab sal_systab;
+ struct ia64_sal_desc_entry_point sal_ed;
+ struct ia64_sal_desc_ap_wakeup sal_wakeup;
+ /* End of SAL descriptors. Do not forget to update checkum bound. */
+
+ fpswa_interface_t fpswa_inf;
+ efi_memory_desc_t efi_memmap[NUM_MEM_DESCS];
+ unsigned long func_ptrs[2*NFUNCPTRS];
+ struct xen_sal_data sal_data;
+ unsigned char fw_vendor[sizeof(FW_VENDOR)];
+};
+#define FW_FIELD_MPA(field) \
+ FW_TABLES_BASE_PADDR + offsetof(struct fw_tables, field)
+
+void
+xen_ia64_efi_make_md(struct fw_tables *tables, int *index,
+ uint32_t type, uint64_t attr,
+ uint64_t start, uint64_t end);
+uint8_t generate_acpi_checksum(void *tbl, unsigned long len);
+struct fake_acpi_tables;
+void dom_fw_fake_acpi(domain_t *d, struct fake_acpi_tables *tables);
+int efi_mdt_cmp(const void *a, const void *b);
+
+struct ia64_boot_param;
+int dom_fw_init(domain_t *d, uint64_t brkimm, struct xen_ia64_boot_param *bp,
+ struct fw_tables *tables, unsigned long hypercalls_imva,
+ unsigned long maxmem);
+
+// XEN_DOMCTL_arch_setup hypercall abuse
+// struct ia64_boot_param::domain_{start, size}
+// to pass memmap_pfn and memmap_size.
+// This imposes arch_setup hypercall must be done before
+// setting bp->domain_{size, start} and the domain builder must clean it later.
+#define XEN_IA64_MEMMAP_INFO_NUM_PAGES(bp) (bp)->domain_size
+#define XEN_IA64_MEMMAP_INFO_PFN(bp) (bp)->domain_start
+
+#endif /* __ASM_IA64_DOM_FW_COMMON_H__ */
+
+/*
+ * Local variables:
+ * mode: C
+ * c-set-style: "BSD"
+ * c-basic-offset: 4
+ * tab-width: 4
+ * indent-tabs-mode: nil
+ * End:
+ */
diff -r 35530f81e638 -r 8dbc11034f82 xen/include/asm-ia64/dom_fw_dom0.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/xen/include/asm-ia64/dom_fw_dom0.h Mon May 21 13:50:05 2007 -0600
@@ -0,0 +1,44 @@
+/******************************************************************************
+ *
+ * Copyright (c) 2007 Isaku Yamahata <yamahata at valinux co jp>
+ * VA Linux Systems Japan K.K.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+#ifndef __ASM_IA64_DOM_FW_DOM0_H__
+#define __ASM_IA64_DOM_FW_DOM0_H__
+
+struct fw_tables;
+struct domain;
+
+void efi_systable_init_dom0(struct fw_tables *tables);
+int
+complete_dom0_memmap(struct domain *d,
+ struct fw_tables *tables,
+ unsigned long maxmem,
+ int num_mds);
+
+#endif /* __ASM_IA64_DOM_FW_DOM0_H__ */
+/*
+ * Local variables:
+ * mode: C
+ * c-set-style: "BSD"
+ * c-basic-offset: 4
+ * tab-width: 4
+ * indent-tabs-mode: nil
+ * End:
+ */
+
diff -r 35530f81e638 -r 8dbc11034f82 xen/include/asm-ia64/dom_fw_domu.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/xen/include/asm-ia64/dom_fw_domu.h Mon May 21 13:50:05 2007 -0600
@@ -0,0 +1,45 @@
+/******************************************************************************
+ *
+ * Copyright (c) 2007 Isaku Yamahata <yamahata at valinux co jp>
+ * VA Linux Systems Japan K.K.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+#ifndef __ASM_IA64_DOM_FW_DOMU_H__
+#define __ASM_IA64_DOM_FW_DOMU_H__
+
+#include <asm/dom_fw_common.h>
+
+void efi_systable_init_domu(struct fw_tables *tables);
+
+int
+complete_domu_memmap(domain_t *d,
+ struct fw_tables *tables,
+ unsigned long maxmem,
+ int num_mds,
+ unsigned long memmap_info_pfn,
+ unsigned long reserved_size);
+#endif /* __ASM_IA64_DOM_FW_DOMU_H__ */
+/*
+ * Local variables:
+ * mode: C
+ * c-set-style: "BSD"
+ * c-basic-offset: 4
+ * tab-width: 4
+ * indent-tabs-mode: nil
+ * End:
+ */
+
diff -r 35530f81e638 -r 8dbc11034f82 xen/include/asm-ia64/dom_fw_utils.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/xen/include/asm-ia64/dom_fw_utils.h Mon May 21 13:50:05 2007 -0600
@@ -0,0 +1,40 @@
+/******************************************************************************
+ *
+ * Copyright (c) 2007 Isaku Yamahata <yamahata at valinux co jp>
+ * VA Linux Systems Japan K.K.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+#ifndef __ASM_XEN_IA64_DOM_FW_UTILS_H__
+#define __ASM_XEN_IA64_DOM_FW_UTILS_H__
+
+uint32_t xen_ia64_version(struct domain *unused);
+int xen_ia64_fpswa_revision(struct domain *d, unsigned int *revision);
+int xen_ia64_is_vcpu_allocated(struct domain *d, uint32_t vcpu);
+int xen_ia64_is_running_on_sim(struct domain *unused);
+int xen_ia64_is_dom0(struct domain *d);
+
+#endif /* __ASM_XEN_IA64_DOM_FW_UTILS_H__ */
+
+/*
+ * Local variables:
+ * mode: C
+ * c-set-style: "BSD"
+ * c-basic-offset: 4
+ * tab-width: 4
+ * indent-tabs-mode: nil
+ * End:
+ */
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