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QEMU changed PCI/IO port byte swapping, adapt OpenBIOS to new way

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This requires an updated QEMU.

Also use little endian access ASIs.

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

git-svn-id: svn://coreboot.org/openbios/trunk/openbios-devel@671 f158a5a8-5612-0410-a976-696ce0be7e32
This commit is contained in:
Blue Swirl
2010-01-29 18:46:38 +00:00
parent dc3b5cc5f2
commit bdf1f6ce72
3 changed files with 30 additions and 48 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
arch/sparc64/entry.S
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@@ -59,7 +59,7 @@ entry:
! Check signature "QEMU"
setx CFG_ADDR, %g2, %g5
mov FW_CFG_SIGNATURE, %g2
stha %g2, [%g5] ASI_PHYS_BYPASS_EC_E
stha %g2, [%g5] ASI_PHYS_BYPASS_EC_E_L
inc %g5
lduba [%g5] ASI_PHYS_BYPASS_EC_E, %g2
cmp %g2, 'Q'
@@ -99,7 +99,7 @@ entry:
! NB: little endian format
mov FW_CFG_RAM_SIZE, %g2
dec %g5
stha %g2, [%g5] ASI_PHYS_BYPASS_EC_E
stha %g2, [%g5] ASI_PHYS_BYPASS_EC_E_L
inc %g5
lduba [%g5] ASI_PHYS_BYPASS_EC_E, %g4