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PPC: Round VGA BIOS size to page boundary

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When giving KVM a slot of a size not on page boundary, it chokes. So let's
just round up the VGA BIOS size so nobody complains anymore and we don't need
to implement sub-page slots.

Required for booting a PPC guest in KVM.

Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Alexander Graf 2009-07-26 06:31:15 +00:00 committed by Blue Swirl
parent aea867478c
commit a7b022e083
2 changed files with 8 additions and 0 deletions
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4
hw/ppc_newworld.c
View File

@ -179,6 +179,10 @@ static void ppc_core99_init (ram_addr_t ram_size,
vga_bios_ptr[3] = 'V';
cpu_to_be32w((uint32_t *)(vga_bios_ptr + 4), vga_bios_size);
vga_bios_size += 8;
/* Round to page boundary */
vga_bios_size = (vga_bios_size + TARGET_PAGE_SIZE - 1) &
TARGET_PAGE_MASK;
}
if (linux_boot) {

4
hw/ppc_oldworld.c
View File

@ -212,6 +212,10 @@ static void ppc_heathrow_init (ram_addr_t ram_size,
vga_bios_ptr[3] = 'V';
cpu_to_be32w((uint32_t *)(vga_bios_ptr + 4), vga_bios_size);
vga_bios_size += 8;
/* Round to page boundary */
vga_bios_size = (vga_bios_size + TARGET_PAGE_SIZE - 1) &
TARGET_PAGE_MASK;
}
if (linux_boot) {