# HG changeset patch
# User Ian Campbell <ian.campbell@xxxxxxxxxx>
# Date 1302611823 -3600
# Node ID 060f5397097bb83c35678190e569ca0d3689b82e
# Parent 846f435915a2c71fee6e652f831eebf53a422ffe
tools: hvmloader: pass ACPI_PHYSICAL_ADDRESS as a runtime parameter.
Instead of hardcoding in a header.
Reduces the cross talk between ROMBIOS and hvmloader.
Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
Acked-by: Keir Fraser <keir@xxxxxxx>
---
diff -r 846f435915a2 -r 060f5397097b tools/firmware/hvmloader/acpi/acpi2_0.h
--- a/tools/firmware/hvmloader/acpi/acpi2_0.h Tue Apr 12 13:36:17 2011 +0100
+++ b/tools/firmware/hvmloader/acpi/acpi2_0.h Tue Apr 12 13:37:03 2011 +0100
@@ -382,7 +382,7 @@
#pragma pack ()
-void acpi_build_tables(void);
+void acpi_build_tables(unsigned int physical);
extern uint32_t madt_csum_addr, madt_lapic0_addr;
#endif /* _ACPI_2_0_H_ */
diff -r 846f435915a2 -r 060f5397097b tools/firmware/hvmloader/acpi/build.c
--- a/tools/firmware/hvmloader/acpi/build.c Tue Apr 12 13:36:17 2011 +0100
+++ b/tools/firmware/hvmloader/acpi/build.c Tue Apr 12 13:37:03 2011 +0100
@@ -242,7 +242,9 @@
return align16(offset);
}
-static void __acpi_build_tables(uint8_t *buf, int *low_sz, int *high_sz)
+static void __acpi_build_tables(unsigned int physical,
+ uint8_t *buf,
+ int *low_sz, int *high_sz)
{
struct acpi_20_rsdp *rsdp;
struct acpi_20_rsdt *rsdt;
@@ -335,11 +337,11 @@
/*
* Fill in low-memory data structures: bios_info_table and RSDP.
*/
-
- buf = (uint8_t *)ACPI_PHYSICAL_ADDRESS;
+ buf = (uint8_t *)physical;
offset = 0;
rsdp = (struct acpi_20_rsdp *)&buf[offset];
+
memcpy(rsdp, &Rsdp, sizeof(struct acpi_20_rsdp));
offset += align16(sizeof(struct acpi_20_rsdp));
rsdp->rsdt_address = (unsigned long)rsdt;
@@ -354,24 +356,23 @@
*low_sz = offset;
}
-void acpi_build_tables(void)
+void acpi_build_tables(unsigned int physical)
{
int high_sz, low_sz;
uint8_t *buf;
/* Find out size of high-memory ACPI data area. */
buf = (uint8_t *)&_end;
- __acpi_build_tables(buf, &low_sz, &high_sz);
+ __acpi_build_tables(physical, buf, &low_sz, &high_sz);
memset(buf, 0, high_sz);
/* Allocate data area and set up ACPI tables there. */
buf = mem_alloc(high_sz, 0);
- __acpi_build_tables(buf, &low_sz, &high_sz);
+ __acpi_build_tables(physical, buf, &low_sz, &high_sz);
- printf(" - Lo data: %08lx-%08lx\n"
+ printf(" - Lo data: %08x-%08x\n"
" - Hi data: %08lx-%08lx\n",
- (unsigned long)ACPI_PHYSICAL_ADDRESS,
- (unsigned long)ACPI_PHYSICAL_ADDRESS + low_sz - 1,
+ physical, physical + low_sz - 1,
(unsigned long)buf, (unsigned long)buf + high_sz - 1);
}
diff -r 846f435915a2 -r 060f5397097b tools/firmware/hvmloader/hvmloader.c
--- a/tools/firmware/hvmloader/hvmloader.c Tue Apr 12 13:36:17 2011 +0100
+++ b/tools/firmware/hvmloader/hvmloader.c Tue Apr 12 13:37:03 2011 +0100
@@ -652,7 +652,7 @@
};
printf("Loading ACPI ...\n");
- acpi_build_tables();
+ acpi_build_tables(ACPI_PHYSICAL_ADDRESS);
hypercall_hvm_op(HVMOP_set_param, &p);
}
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