erebion/coreboot
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Code changes from my work and the AMD760MP chipset.

Browse source 
The primary changes is the way in which printk works.
But there are many other assorted code cleanups.
Just look and see :)
This commit is contained in:
Eric W. Biederman 2001-08-08 02:45:10 +00:00
commit ed8c9d7e0d
62 changed files with 1362 additions and 977 deletions
Download patch file Download diff file Expand all files Collapse all files

120
src/pc80/serial.inc
View file

@ -33,13 +33,25 @@
mov %ah, %al ; \
outb %al, %dx
/* uses: esp, ax, dx */
#define TTYS0_TX_CHAR(byte) \
mov byte, %al ; \
CALLSP(ttys0_tx_al)
/* uses: ax, dx */
#define TTYS0_TX_BYTE(byte) \
#define TTYS0_INLINE_TX_CHAR(byte) \
mov byte, %al ; \
TTYS0_TX_AL
/* uses: esp, ax, dx */
#define TTYS0_TX_HEX8(byte) \
mov byte, %al ; \
CALLSP(ttys0_tx_hex8)
/* uses: ax, dx */
#define TTYS0_TX_AL_HEX8 \
#define TTYS0_INLINE_TX_HEX8(byte) \
mov byte, %al ; \
mov $TTYS0_SCR, %dx ; \
outb %al, %dx ; \
shr $4, %al ; \
@ -61,27 +73,109 @@
mov $TTYS0_SCR, %dx ; \
inb %dx, %al
/* uses: esp, ax, dx */
#define TTYS0_TX_CHAR(byte) \
mov byte, %al ; \
CALLSP(ttys0_tx_al)
/* uses: esp, ax, dx */
#define TTYS0_TX_HEX8(byte) \
mov byte, %al ; \
CALLSP(ttys0_tx_hex8)
/* uses: esp, eax, ebx, dx */
#define TTYS0_TX_HEX32(lword) \
mov lword, %eax ; \
CALLSP(ttys0_tx_hex32)
/* uses: eax, lword, dx */
#define TTYS0_INLINE_TX_HEX32(lword) \
mov lword, %eax ; \
shr $28, %eax ; \
add $'0', %al ; \
cmp $'9', %al ; \
jle 9f ; \
add $39, %al ; \
9: ; \
TTYS0_TX_AL ; \
; \
mov lword, %eax ; \
shr $24, %eax ; \
and $0x0f, %al ; \
add $'0', %al ; \
cmp $'9', %al ; \
jle 9f ; \
add $39, %al ; \
9: ; \
TTYS0_TX_AL ; \
; \
mov lword, %eax ; \
shr $20, %eax ; \
and $0x0f, %al ; \
add $'0', %al ; \
cmp $'9', %al ; \
jle 9f ; \
add $39, %al ; \
9: ; \
TTYS0_TX_AL ; \
; \
mov lword, %eax ; \
shr $16, %eax ; \
and $0x0f, %al ; \
add $'0', %al ; \
cmp $'9', %al ; \
jle 9f ; \
add $39, %al ; \
9: ; \
TTYS0_TX_AL ; \
; \
mov lword, %eax ; \
shr $12, %eax ; \
and $0x0f, %al ; \
add $'0', %al ; \
cmp $'9', %al ; \
jle 9f ; \
add $39, %al ; \
9: ; \
TTYS0_TX_AL ; \
; \
mov lword, %eax ; \
shr $8, %eax ; \
and $0x0f, %al ; \
add $'0', %al ; \
cmp $'9', %al ; \
jle 9f ; \
add $39, %al ; \
9: ; \
TTYS0_TX_AL ; \
; \
mov lword, %eax ; \
shr $4, %eax ; \
and $0x0f, %al ; \
add $'0', %al ; \
cmp $'9', %al ; \
jle 9f ; \
add $39, %al ; \
9: ; \
TTYS0_TX_AL ; \
; \
mov lword, %eax ; \
and $0x0f, %al ; \
add $'0', %al ; \
cmp $'9', %al ; \
jle 9f ; \
add $39, %al ; \
9: ; \
TTYS0_TX_AL
/* uses: esp, ebx, ax, dx */
#define TTYS0_TX_STRING(string) \
mov string, %ebx ; \
CALLSP(ttys0_tx_string)
/* uses: ebx, ax, dx */
#define TTYS0_INLINE_TX_STRING(string) \
movl string, %ebx ; \
10: movb (%ebx), %al ; \
incl %ebx ; \
testb %al, %al ; \
jz 11f ; \
TTYS0_TX_AL ; \
jmp 10b ; \
11:
/* uses: esp, ax, dx */
ttys0_tx_al:
TTYS0_TX_AL