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| author | Sebastian Herbszt <herbszt@gmx.de> | 2009-07-18 17:05:22 +0200 |
|---|---|---|
| committer | Sebastian Herbszt <herbszt@gmx.de> | 2009-07-18 17:05:22 +0200 |
| commit | 239fdacbbf499a2242ca52e79c40f46fae705fb1 (patch) | |
| tree | 4cbdcead73ae494c2458227dabcaaa9738ddf9d5 | |
| parent | 70b2ea4a4f78f0ae0aa5d48f097824692fb93800 (diff) | |
| download | syslinux-239fdacbbf499a2242ca52e79c40f46fae705fb1.tar.gz | |
gfxboot: parse TIMEOUT keyword
Parse the TIMEOUT keyword from the config file and pass it to gfxboot core.
Signed-off-by: Sebastian Herbszt <herbszt@gmx.de>
| -rw-r--r-- | modules/gfxboot.asm | 75 |
1 files changed, 73 insertions, 2 deletions
diff --git a/modules/gfxboot.asm b/modules/gfxboot.asm index 2269d1c0..9282b121 100644 --- a/modules/gfxboot.asm +++ b/modules/gfxboot.asm @@ -657,8 +657,7 @@ gfx_input: shl edi,4 add edi, command_line ; buffer (0: no buffer) mov ecx, max_cmd_len ; buffer size -; xor eax,eax ; timeout value (0: no timeout) - mov eax,100 ; timeout value (0: no timeout) + mov eax,[menu_timeout] ; timeout value (0: no timeout) call far [gfx_bc_input] ret @@ -786,6 +785,42 @@ do_default: .noparm: ret +do_timeout: + call skipspace + jz .eof + jc .noparm + call ungetc + push es + push di + push cs + pop es + mov di,NumBuf +.getnum: + cmp di,NumBufEnd + jae .loaded + call getc + stosb + cmp al,'-' + jnb .getnum + call ungetc + dec di +.loaded: + mov byte [di],0 + pop di + pop es + push cs + pop ds + mov si,NumBuf + push ebx + call parseint + jc .err + mov [menu_timeout],ebx +.err: + pop ebx +.eof: +.noparm: + ret + skipline: cmp al,10 je .end @@ -897,6 +932,35 @@ memcmp: pop si ret +parseint: + push eax + push ecx + xor eax,eax + xor ebx,ebx + xor ecx,ecx + mov cl,10 +.loop: + lodsb + and al,al + jz .done + cmp al,'0' + jb .err + cmp al,'9' + ja .err + sub al,'0' + imul ebx,ecx + add ebx,eax + jmp short .loop +.done: + clc +.ret: + pop ecx + pop eax + ret +.err: + stc + jmp short .ret + section .data msg_progname db 'gfxboot: ',0 msg_config_file db 'Configuration file',0 @@ -913,14 +977,18 @@ msg_crlf db 0dh,0ah,0 gfx_slash db '/', 0 db0 db 0 +menu_timeout dd 100 keyword_text_label db 6,'label',0 keyword_text_default db 7,'default',0 +keyword_text_timeout db 7,'timeout',0 keywords equ $ dw keyword_text_label dw do_label dw keyword_text_default dw do_default + dw keyword_text_timeout + dw do_timeout keyword_cnt dw ($-keywords)/4 ; menu entry descriptor @@ -971,6 +1039,9 @@ dentry_buf_len equ $ - dentry_buf max_cmd_len equ 2047 command_line resb max_cmd_len+2 +NumBuf resb 15 +NumBufEnd resb 1 + alignb 4 derivative_id resb 1 drivenumber resb 1 |