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BIOS: Reenable processor SSDT generation. Don't advertise ACPI C2 or C3

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support. Thanks to Avi Kivity for the pointer.


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4275 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2008-04-28 08:54:51 +00:00
parent d2856f1ad4
commit 3ea8749da4
2 changed files with 39 additions and 42 deletions
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pc-bios/bios.diff
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@ -1,10 +1,34 @@
? _rombios_.c
? _rombiosl_.c
? biossums
? rombios.s
? rombios.sym
? rombios.txt
? rombios16.bin
? rombios32.bin
? rombios32.out
? rombiosl.s
? rombiosl.sym
? rombiosl.txt
Index: BIOS-bochs-latest
===================================================================
RCS file: /cvsroot/bochs/bochs/bios/BIOS-bochs-latest,v
retrieving revision 1.173
diff -u -d -p -r1.173 BIOS-bochs-latest
Binary files /tmp/cvsItPJ31 and BIOS-bochs-latest differ
Index: BIOS-bochs-legacy
===================================================================
RCS file: /cvsroot/bochs/bochs/bios/BIOS-bochs-legacy,v
retrieving revision 1.33
diff -u -d -p -r1.33 BIOS-bochs-legacy
Binary files /tmp/cvsMYE2Kz and BIOS-bochs-legacy differ
Index: rombios.c
===================================================================
RCS file: /cvsroot/bochs/bochs/bios/rombios.c,v
retrieving revision 1.207
diff -u -d -p -r1.207 rombios.c
--- rombios.c 21 Apr 2008 14:22:01 -0000 1.207
+++ rombios.c 27 Apr 2008 23:40:19 -0000
+++ rombios.c 28 Apr 2008 07:53:57 -0000
@@ -4404,22 +4404,25 @@ BX_DEBUG_INT15("case default:\n");
#endif // BX_USE_PS2_MOUSE
@ -128,7 +152,7 @@ RCS file: /cvsroot/bochs/bochs/bios/rombios.h,v
retrieving revision 1.6
diff -u -d -p -r1.6 rombios.h
--- rombios.h 26 Jan 2008 09:15:27 -0000 1.6
+++ rombios.h 27 Apr 2008 23:40:19 -0000
+++ rombios.h 28 Apr 2008 07:53:57 -0000
@@ -19,7 +19,7 @@
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
@ -144,7 +168,7 @@ RCS file: /cvsroot/bochs/bochs/bios/rombios32.c,v
retrieving revision 1.26
diff -u -d -p -r1.26 rombios32.c
--- rombios32.c 8 Apr 2008 16:41:18 -0000 1.26
+++ rombios32.c 27 Apr 2008 23:40:19 -0000
+++ rombios32.c 28 Apr 2008 07:53:58 -0000
@@ -478,7 +478,12 @@ void smp_probe(void)
sipi_vector = AP_BOOT_ADDR >> 12;
writel(APIC_BASE + APIC_ICR_LOW, 0x000C4600 | sipi_vector);
@ -158,42 +182,15 @@ diff -u -d -p -r1.26 rombios32.c
smp_cpus = readw((void *)CPU_COUNT_ADDR);
}
@@ -1081,7 +1086,7 @@ struct rsdp_descriptor /* Root S
struct rsdt_descriptor_rev1
{
ACPI_TABLE_HEADER_DEF /* ACPI common table header */
- uint32_t table_offset_entry [3]; /* Array of pointers to other */
+ uint32_t table_offset_entry [2]; /* Array of pointers to other */
/* ACPI tables */
};
@@ -1335,8 +1340,8 @@ void acpi_bios_init(void)
struct fadt_descriptor_rev1 *fadt;
struct facs_descriptor_rev1 *facs;
struct multiple_apic_table *madt;
- uint8_t *dsdt, *ssdt;
- uint32_t base_addr, rsdt_addr, fadt_addr, addr, facs_addr, dsdt_addr, ssdt_addr;
+ uint8_t *dsdt;
+ uint32_t base_addr, rsdt_addr, fadt_addr, addr, facs_addr, dsdt_addr;
uint32_t acpi_tables_size, madt_addr, madt_size;
int i;
@@ -1370,10 +1375,6 @@ void acpi_bios_init(void)
dsdt = (void *)(addr);
addr += sizeof(AmlCode);
- ssdt_addr = addr;
- ssdt = (void *)(addr);
- addr += acpi_build_processor_ssdt(ssdt);
-
addr = (addr + 7) & ~7;
madt_addr = addr;
madt_size = sizeof(*madt) +
@@ -1403,7 +1404,6 @@ void acpi_bios_init(void)
memset(rsdt, 0, sizeof(*rsdt));
rsdt->table_offset_entry[0] = cpu_to_le32(fadt_addr);
rsdt->table_offset_entry[1] = cpu_to_le32(madt_addr);
- rsdt->table_offset_entry[2] = cpu_to_le32(ssdt_addr);
acpi_build_table_header((struct acpi_table_header *)rsdt,
"RSDT", sizeof(*rsdt), 1);
@@ -1423,9 +1428,8 @@ void acpi_bios_init(void)
fadt->pm1_evt_len = 4;
fadt->pm1_cnt_len = 2;
fadt->pm_tmr_len = 4;
- fadt->plvl2_lat = cpu_to_le16(50);
- fadt->plvl3_lat = cpu_to_le16(50);
- fadt->plvl3_lat = cpu_to_le16(50);
+ fadt->plvl2_lat = cpu_to_le16(0x0fff); // C2 state not supported
+ fadt->plvl3_lat = cpu_to_le16(0x0fff); // C3 state not supported
/* WBINVD + PROC_C1 + PWR_BUTTON + SLP_BUTTON + FIX_RTC */
fadt->flags = cpu_to_le32((1 << 0) | (1 << 2) | (1 << 4) | (1 << 5) | (1 << 6));
acpi_build_table_header((struct acpi_table_header *)fadt, "FACP",