diff options
| author | gikidy <gikidy@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-03-12 02:54:02 +0000 |
|---|---|---|
| committer | gikidy <gikidy@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-03-12 02:54:02 +0000 |
| commit | f3fb74cdac8a50bd5d92c9ccf6d55ed9e14503ca (patch) | |
| tree | bfa9f2b483f323b3b76157c8d923650918ed5384 /DuetPkg/BootSector | |
| parent | 98a601b177b5de6dcb7c5007cd292d87372e0f8c (diff) | |
| download | edk2-platforms-f3fb74cdac8a50bd5d92c9ccf6d55ed9e14503ca.tar.xz | |
1. Fix some convert issue.
2. org address changed.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7864 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'DuetPkg/BootSector')
| -rw-r--r-- | DuetPkg/BootSector/start.S | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/DuetPkg/BootSector/start.S b/DuetPkg/BootSector/start.S index 86aa4b7543..58ac46d43f 100644 --- a/DuetPkg/BootSector/start.S +++ b/DuetPkg/BootSector/start.S @@ -84,7 +84,7 @@ CheckVarStoreSize: LoadVarStore:
movb $0, %al
- movb %al, %es:4
+ movb %al, %es:(4)
movw (%di), %cx
# ES:DI = 1500:0
xorw %di, %di
@@ -95,9 +95,9 @@ LoadVarStore: SaveVolumeId:
popw %es
movw VolId(%bp), %ax
- movw %ax, %es:0 # Save Volume Id to 0:19000. we will find the correct volume according to this VolumeId
+ movw %ax, %es:(0) # Save Volume Id to 0:19000. we will find the correct volume according to this VolumeId
movw VolId+2(%bp), %ax
- movw %ax, %es:2
+ movw %ax, %es:(2)
# Read Efildr
popw %cx
@@ -239,7 +239,7 @@ ReadCylinderLoop: LimitTransfer:
pushw %ax # save ax
movw %es, %ax # ax = es
- shrw %ax # ax = Number of blocks into mem system
+ shrw $(BLOCK_SHIFT-4), %ax # ax = Number of blocks into mem system
andw $0x7f, %ax # ax = Number of blocks into current seg
addw %bx, %ax # ax = End Block number of transfer
cmpw $0x80, %ax # See if it crosses a 64K boundry
@@ -271,7 +271,7 @@ NotCrossing64KBoundry: addl %ebx, %esi # StartLBA = StartLBA + NumberOfBlocks
subw %bx, %cx # Blocks = Blocks - NumberOfBlocks
movw %es, %ax
- shlw %bx
+ shlw $(BLOCK_SHIFT-4), %bx
addw %bx, %ax
movw %ax, %es # es:di = es:di + NumberOfBlocks*BLOCK_SIZE
cmpw $0, %cx
@@ -298,11 +298,11 @@ Halt: ErrorString:
.byte 'S', 0x0c, 'E', 0x0c, 'r', 0x0c, 'r', 0x0c, 'o', 0x0c, 'r', 0x0c, '!',0x0c
- .org 0x0241 # For Code size overflow, Modified this just for pass build
+ .org 0x01fa
LBAOffsetForBootSector:
.long 0x0
- #.org 0x0227 # For Code size overflow, Modified this just for pass build
+ .org 0x01fe
.word 0xaa55
#******************************************************************************
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