sravan/system76-coreboot
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This patch adds high table support to qemu. It was already added to

Browse Source 
src/northbridge/intel/i440bx/ but not to
src/cpu/emulation/qemu-x86/northbridge.c

It also adds a driver for the ISA device that is found when using
0.9.1  If you look in a log without this patch you won't find the RTC
init lines.

Signed-off-by: Myles Watson <mylesgw@gmail.com>
Acked-by: Ronald G. Minnich <rminnich@gmail.com>


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4269 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Myles Watson
2009-05-11 22:44:14 +00:00
parent 032a9653a6
commit 0520d55f5b
3 changed files with 22 additions and 1 deletions
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14
src/cpu/emulation/qemu-x86/northbridge.c
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@@ -65,6 +65,11 @@ static uint32_t find_pci_tolm(struct bus *bus)
return tolm;
}
#if HAVE_HIGH_TABLES==1
#define HIGH_TABLES_SIZE 64 // maximum size of high tables in KB
extern uint64_t high_tables_base, high_tables_size;
#endif
static void pci_domain_set_resources(device_t dev)
{
static const uint8_t ramregs[] = {
@@ -110,7 +115,14 @@ static void pci_domain_set_resources(device_t dev)
/* Report the memory regions. */
idx = 10;
ram_resource(dev, idx++, 0, tolmk);
ram_resource(dev, idx++, 0, 640);
ram_resource(dev, idx++, 768, tolmk - 768);
#if HAVE_HIGH_TABLES==1
/* Leave some space for ACPI, PIRQ and MP tables */
high_tables_base = (tomk - HIGH_TABLES_SIZE) * 1024;
high_tables_size = HIGH_TABLES_SIZE * 1024;
#endif
}
assign_resources(&dev->link[0]);
}