|
|
|
@ -33,14 +33,10 @@ |
|
|
|
; |
|
|
|
#include "std.asm" ; standard RomWBW constants |
|
|
|
; |
|
|
|
; BOOT_DEFAULT is deprecated and has been replaced by AUTO_CMD. In |
|
|
|
; case someone has not yet made the switch, we define AUTO_CMD from |
|
|
|
; BOOT_DEFAULT. |
|
|
|
; If BOOT_DEFAULT is not defined, just define it to "H" for help. |
|
|
|
; |
|
|
|
#ifdef BOOT_DEFAULT |
|
|
|
#ifndef AUTO_CMD |
|
|
|
#define AUTO_CMD BOOT_DEFAULT |
|
|
|
#endif |
|
|
|
#ifndef BOOT_DEFAULT |
|
|
|
#define BOOT_DEFAULT "H" |
|
|
|
#endif |
|
|
|
; |
|
|
|
; If AUTO_CMD is not defined, just define it as an empty string. |
|
|
|
@ -53,6 +49,7 @@ bel .equ 7 ; ASCII bell |
|
|
|
bs .equ 8 ; ASCII backspace |
|
|
|
lf .equ 10 ; ASCII linefeed |
|
|
|
cr .equ 13 ; ASCII carriage return |
|
|
|
esc .equ 27 ; ASCII escape |
|
|
|
del .equ 127 ; ASCII del/rubout |
|
|
|
; |
|
|
|
cmdbuf .equ $80 ; cmd buf is in second half of page zero |
|
|
|
@ -238,7 +235,7 @@ start2: |
|
|
|
call clrbuf ; zero fill the cmd buffer |
|
|
|
; |
|
|
|
;======================================================================= |
|
|
|
; Front Panel Boot |
|
|
|
; Front Panel Boot Setup |
|
|
|
;======================================================================= |
|
|
|
; |
|
|
|
#if ((BIOS == BIOS_WBW) & FPSW_ENABLE) |
|
|
|
@ -267,7 +264,7 @@ nofp: |
|
|
|
#endif |
|
|
|
; |
|
|
|
;======================================================================= |
|
|
|
; NVRAM Boot |
|
|
|
; NVRAM Auto Boot Setup |
|
|
|
;======================================================================= |
|
|
|
; |
|
|
|
#if (BIOS == BIOS_WBW) |
|
|
|
@ -300,18 +297,10 @@ nvrsw_auto: |
|
|
|
; |
|
|
|
;;;jp z,prompt ; Bypass ROM config auto cmd |
|
|
|
jr z,nonvrswitch ; Proceed to ROM config autoboot |
|
|
|
; |
|
|
|
; |
|
|
|
ld a,l ; the low order byte from SWITCHES |
|
|
|
and ABOOT_TIMEOUT ; Mask out the Timeout |
|
|
|
ld b,a ; timeout to high order B.C byte -> x 256 |
|
|
|
xor a |
|
|
|
ld c,a ; and clear low order C byte |
|
|
|
srl b ; Shift 2 right by 2 bits -> /4 |
|
|
|
rr c |
|
|
|
srl b |
|
|
|
rr c ; BC should now contain timeout * 64 |
|
|
|
ld (acmd_to),bc ; save auto cmd timeout 64ths of second |
|
|
|
ld (acmd_to),a ; save auto cmd timeout in seconds |
|
|
|
; |
|
|
|
call acmd_wait ; do autocmd wait processing |
|
|
|
call z,runnvr ; if Z set, process NVR switches |
|
|
|
@ -321,60 +310,88 @@ nonvrswitch: |
|
|
|
; no NVRAM switches found, or disabled, continue process from Build Config |
|
|
|
#endif |
|
|
|
; |
|
|
|
#if (BOOT_TIMEOUT != -1) |
|
|
|
; |
|
|
|
; BUILD CONFIGURATION |
|
|
|
;======================================================================= |
|
|
|
; ROM Configuration Auto Boot Setup |
|
|
|
;======================================================================= |
|
|
|
; |
|
|
|
; Initialize auto command timeout downcounter |
|
|
|
#if (BOOT_TIMEOUT != -1) |
|
|
|
; Initialize auto command flag and timeout downcounter |
|
|
|
or $FF ; auto cmd active value |
|
|
|
ld (acmd_act),a ; set flag |
|
|
|
ld bc,BOOT_TIMEOUT * 64 ; 1/64's of a second |
|
|
|
ld (acmd_to),bc ; save auto cmd timeout |
|
|
|
ld a,BOOT_TIMEOUT ; boot timeout in secs |
|
|
|
ld (acmd_to),a ; save auto cmd timeout in seconds |
|
|
|
; |
|
|
|
call acmd_wait ; do autocmd wait processing |
|
|
|
call z,autocmd ; if Z set, to autocmd processing |
|
|
|
jp prompt ; if we return, do normal loader prompt |
|
|
|
call z,autocmd ; if Z set, do autocmd processing |
|
|
|
#endif |
|
|
|
; |
|
|
|
jp prompt ; interactive loader prompt |
|
|
|
; |
|
|
|
;======================================================================= |
|
|
|
; Auto Command Wait Processing |
|
|
|
;======================================================================= |
|
|
|
; |
|
|
|
acmd_wait: |
|
|
|
call nl2 ; formatting |
|
|
|
; |
|
|
|
acmd_wait0: |
|
|
|
ld hl,str_autoact1 ; message part 1 |
|
|
|
call pstr ; display it |
|
|
|
ld bc,(acmd_to) ; get timeout |
|
|
|
rl c ; seconds value to B |
|
|
|
rl b |
|
|
|
rl c |
|
|
|
rl b |
|
|
|
ld a,b ; move it to A |
|
|
|
ld a,(acmd_to) ; remaining timeout in seconds |
|
|
|
call prtdecb ; display it |
|
|
|
ld hl,str_autoact2 ; message part 2 |
|
|
|
call pstr ; display it |
|
|
|
; |
|
|
|
ld a,64 ; 1/64 sub-seconds counter reload value |
|
|
|
ld (acmd_to_64),a ; reload sub-seconds counter |
|
|
|
; |
|
|
|
acmd_wait1: |
|
|
|
; wait for auto cmd timeout or user escape |
|
|
|
; check for user escape/enter |
|
|
|
call cst ; check for keyboard key |
|
|
|
jr z,acmd_wait2 ; no key, continue |
|
|
|
call cin ; get key |
|
|
|
cp 27 ; escape key? |
|
|
|
cp cr ; enter key? |
|
|
|
jr z,acmd_wait_z ; if so, ret immed with Z set |
|
|
|
cp esc ; escape key? |
|
|
|
jr nz,acmd_wait1 ; loop if not |
|
|
|
or $FF ; signal abort |
|
|
|
ret ; and return |
|
|
|
jr acmd_wait_z ; and return |
|
|
|
; |
|
|
|
acmd_wait2: |
|
|
|
; check for auto cmd timeout and handle if so |
|
|
|
ld bc,(acmd_to) ; load timeout value |
|
|
|
ld a,b ; test for |
|
|
|
or c ; ... zero |
|
|
|
ret z ; if so, ret with Z set |
|
|
|
dec bc ; decrement |
|
|
|
ld (acmd_to),bc ; resave it |
|
|
|
ld a,(acmd_to) ; get seconds counter |
|
|
|
or a ; test for zero |
|
|
|
jr z,acmd_wait_z ; if done, ret with Z set |
|
|
|
; |
|
|
|
ld a,(acmd_to_64) ; get sub-seconds counter |
|
|
|
dec a ; decrement counter |
|
|
|
ld (acmd_to_64),a ; resave it |
|
|
|
jr nz,acmd_wait3 ; skip over seconds down count |
|
|
|
; |
|
|
|
ld a,(acmd_to) ; get seconds counter |
|
|
|
dec a ; decrement counter |
|
|
|
ld (acmd_to),a ; resave it |
|
|
|
jr acmd_wait0 ; and restart loop |
|
|
|
; |
|
|
|
acmd_wait3: |
|
|
|
ld de,976 ; 16us * 976 -> 1/64th of a second. |
|
|
|
call vdelay ; 15.6ms delay, 64 in 1 second |
|
|
|
jr acmd_wait1 ; loop |
|
|
|
; |
|
|
|
acmd_wait_z: |
|
|
|
; clear the downcounter message from screen, then return |
|
|
|
push af ; save flags |
|
|
|
ld a,13 ; start of line |
|
|
|
call cout ; do it |
|
|
|
ld a,' ' ; space char |
|
|
|
ld b,60 ; send 60 of them |
|
|
|
acmd_wait_z2: |
|
|
|
call cout ; print space char |
|
|
|
djnz acmd_wait_z2 ; loop till done |
|
|
|
pop af ; restore flags |
|
|
|
ret ; and return |
|
|
|
; |
|
|
|
;======================================================================= |
|
|
|
; Boot Loader Prompt Processing |
|
|
|
;======================================================================= |
|
|
|
@ -522,10 +539,9 @@ concmd: |
|
|
|
; |
|
|
|
autocmd: |
|
|
|
; Copy autocmd string to buffer and process it |
|
|
|
call nl2 ; formatting |
|
|
|
ld hl,str_autoboot ; auto command prefix |
|
|
|
call pstr ; show it |
|
|
|
ld hl,acmd_buf ; auto cmd string |
|
|
|
ld hl,acmd_buf ; auto cmd string |
|
|
|
call pstr ; display it |
|
|
|
ld hl,acmd_buf ; auto cmd string |
|
|
|
ld de,cmdbuf ; cmd buffer adr |
|
|
|
@ -537,13 +553,23 @@ runcmd: |
|
|
|
ld de,cmdbuf ; point to start of buf |
|
|
|
call skipws ; skip whitespace |
|
|
|
or a ; check for null terminator |
|
|
|
ret z ; if empty line, just bail out |
|
|
|
;;;ret z ; if empty line, just bail out |
|
|
|
jr nz,runcmd0 ; if char, process cmd line |
|
|
|
; |
|
|
|
; if empty cmd line, use default |
|
|
|
ld hl,defcmd_buf ; def cmd string |
|
|
|
ld de,cmdbuf ; cmd buffer adr |
|
|
|
ld bc,defcmd_len ; auto cmd length |
|
|
|
ldir ; copy to command line buffer |
|
|
|
ld de,cmdbuf ; point to start of buf |
|
|
|
call skipws ; skip whitespace |
|
|
|
or a ; check for null terminator |
|
|
|
ret z ; if empty line, bail out |
|
|
|
; |
|
|
|
runcmd0: |
|
|
|
ld a,(de) ; get character |
|
|
|
call upcase ; make upper case |
|
|
|
; |
|
|
|
; Auto Command (probably) from NVR default Disk Boot |
|
|
|
cp '~' ; We use the "~" char to signal, DISK |
|
|
|
jp z,diskboot ; noting the - (bootunit) (bootslice) have inited. |
|
|
|
; Attempt built-in commands |
|
|
|
cp 'H' ; H = display help |
|
|
|
jp z,help ; if so, do it |
|
|
|
@ -623,21 +649,7 @@ fp_romboot: |
|
|
|
ld hl,fpapps ; rom apps cmd char list |
|
|
|
call addhla ; point to the right one |
|
|
|
ld a,(hl) ; get it |
|
|
|
; |
|
|
|
; Attempt ROM application launch |
|
|
|
ld ix,(ra_tbl_loc) ; point to start of ROM app tbl |
|
|
|
ld c,a ; save command in C |
|
|
|
fp_romboot1: |
|
|
|
ld a,(ix+ra_conkey) ; get match char |
|
|
|
and ~$80 ; clear "hidden entry" bit |
|
|
|
cp c ; compare |
|
|
|
jp z,romload ; if match, load it |
|
|
|
ld de,ra_entsiz ; table entry size |
|
|
|
add ix,de ; bump IX to next entry |
|
|
|
ld a,(ix) ; check for end |
|
|
|
or (ix+1) ; ... of table |
|
|
|
jr nz,fp_romboot1 ; loop till done |
|
|
|
ret ; no match, return |
|
|
|
jp romboot ; do it |
|
|
|
; |
|
|
|
fpapps .db "MBFPCZNU" |
|
|
|
; |
|
|
|
@ -730,10 +742,10 @@ fp_flopboot2: |
|
|
|
; |
|
|
|
runnvr: |
|
|
|
ld bc,BC_SYSGET_SWITCH ; HBIOS SysGet NVRAM Switches |
|
|
|
ld d,NVSW_DEFBOOT ; Read Default Boot (disk/Rom) switch |
|
|
|
ld d,NVSW_BOOTOPTS ; Read Boot options (disk/Rom) switch |
|
|
|
rst 08 |
|
|
|
ld a,h |
|
|
|
and DBOOT_ROM ; Get the Default Boot from ROM Flag |
|
|
|
and BOPTS_ROM ; Get the Boot Opts ROM Flag |
|
|
|
jr nz,nvrsw_rom ; IF Set as ROM App BOOT, otherwise Disk |
|
|
|
; |
|
|
|
nvrsw_disk: |
|
|
|
@ -746,21 +758,7 @@ nvrsw_disk: |
|
|
|
nvrsw_rom: |
|
|
|
; Attempt ROM application launch |
|
|
|
ld a,l ; Load the ROM app selection to A |
|
|
|
; *** Below is duplicated from fp_romboot, but fp_romboot |
|
|
|
; is not always included. Need to clean this up someday. |
|
|
|
ld ix,(ra_tbl_loc) ; point to start of ROM app tbl |
|
|
|
ld c,a ; save command in C |
|
|
|
nvrsw_rom1: |
|
|
|
ld a,(ix+ra_conkey) ; get match char |
|
|
|
and ~$80 ; clear "hidden entry" bit |
|
|
|
cp c ; compare |
|
|
|
jp z,romload ; if match, load it |
|
|
|
ld de,ra_entsiz ; table entry size |
|
|
|
add ix,de ; bump IX to next entry |
|
|
|
ld a,(ix) ; check for end |
|
|
|
or (ix+1) ; ... of table |
|
|
|
jr nz,nvrsw_rom1 ; loop till done |
|
|
|
ret ; no match, return |
|
|
|
jp romboot ; do it |
|
|
|
; |
|
|
|
#endif |
|
|
|
; |
|
|
|
@ -1119,6 +1117,28 @@ romload1: |
|
|
|
jp (hl) ; go |
|
|
|
; |
|
|
|
;======================================================================= |
|
|
|
; Boot ROM Application |
|
|
|
;======================================================================= |
|
|
|
; |
|
|
|
; Enter with ROM application menu selection (command) character in A |
|
|
|
; |
|
|
|
romboot: |
|
|
|
call upcase ; force uppercase for matching |
|
|
|
ld ix,(ra_tbl_loc) ; point to start of ROM app tbl |
|
|
|
ld c,a ; save command char in C |
|
|
|
romboot1: |
|
|
|
ld a,(ix+ra_conkey) ; get match char |
|
|
|
and ~$80 ; clear "hidden entry" bit |
|
|
|
cp c ; compare |
|
|
|
jp z,romload ; if match, load it |
|
|
|
ld de,ra_entsiz ; table entry size |
|
|
|
add ix,de ; bump IX to next entry |
|
|
|
ld a,(ix) ; check for end |
|
|
|
or (ix+1) ; ... of table |
|
|
|
jr nz,romboot1 ; loop till done |
|
|
|
ret ; no match, just return |
|
|
|
; |
|
|
|
;======================================================================= |
|
|
|
; Boot disk unit/slice |
|
|
|
;======================================================================= |
|
|
|
; |
|
|
|
@ -2434,12 +2454,12 @@ acmd_buf .text AUTO_CMD ; auto cmd string |
|
|
|
.db 0 |
|
|
|
acmd_len .equ $ - acmd_buf ; len of auto cmd |
|
|
|
acmd_act .dw $00 ; inactive by default |
|
|
|
|
|
|
|
#if (BOOT_TIMEOUT > 0) |
|
|
|
acmd_to .dw BOOT_TIMEOUT * 64 ; auto cmd timeout (1/64's of sec) |
|
|
|
#else |
|
|
|
acmd_to .dw BOOT_TIMEOUT ; auto cmd timeout -1 DISABLE, 0 IMMEDIATE |
|
|
|
#endif |
|
|
|
acmd_to .db BOOT_TIMEOUT ; auto cmd timeout -1 DISABLE, 0 IMMEDIATE |
|
|
|
acmd_to_64 .db 64 ; sub-second counter for acmd_to in 1/64s |
|
|
|
; |
|
|
|
defcmd_buf .text BOOT_DEFAULT ; default boot cmd |
|
|
|
.db 0 |
|
|
|
defcmd_len .equ $ - defcmd_buf ; len of def boot cmd |
|
|
|
; |
|
|
|
;======================================================================= |
|
|
|
; Strings |
|
|
|
@ -2447,9 +2467,9 @@ acmd_to .dw BOOT_TIMEOUT ; auto cmd timeout -1 DISABLE, 0 IMMEDIATE |
|
|
|
; |
|
|
|
str_banner .db PLATFORM_NAME," Boot Loader",0 |
|
|
|
str_appboot .db " (App Boot)",0 |
|
|
|
str_autoboot .db "AutoBoot: ",0 |
|
|
|
str_autoact1 .db "\r\n\r\nAutoBoot in ",0 |
|
|
|
str_autoact2 .db " Seconds (<esc> aborts)...",0 |
|
|
|
str_autoboot .db "\rAutoBoot: ",0 |
|
|
|
str_autoact1 .db "\rAutoBoot in ",0 |
|
|
|
str_autoact2 .db " Seconds (<esc> aborts, <enter> now)... ",0 |
|
|
|
str_prompt .db "Boot [H=Help]: ",0 |
|
|
|
str_bs .db bs,' ',bs,0 |
|
|
|
str_reboot .db "\r\n\r\nRestarting System...",0 |
|
|
|
|
b1ackmai1er
1 year ago
GitHub