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MBC recovery mode default, document corrections

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b1ackmai1er
2024-12-01 09:12:54 +08:00
parent 7f07af1b62
commit 2fccb9dac7
3 changed files with 5 additions and 4 deletions
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6
Source/Doc/SystemGuide.md
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@@ -502,8 +502,8 @@ and control is passed to the Boot Loader.
## Boot Recovery
To assist users when driver faults or misconfiguration causes a boot
failure, RomWBW supports a limited recovery cabability. This is
acheived by allowing the user to reboot their machine, loading
failure, RomWBW supports a limited recovery capability. This is
achieved by allowing the user to reboot their machine, loading
a minimal driver set. Implementation of this feature requires a
hardware input "BOOT RECOVERY" button to be available and
appropriate software configuration to be completed in the HBIOS.
@@ -516,7 +516,7 @@ Typically this would be: Serial communication, RAM disk and parallel
port IDE interface drivers.
Platforms supporting this option currently are the MBC, Duodyne and
latter version of the ECB-SBC-V3.
latter version of the SBC.
# Driver Model

1
Source/HBIOS/cfg_MBC.asm
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@@ -54,6 +54,7 @@ HBIOS_MUTEX .SET FALSE ; ENABLE REENTRANT CALLS TO HBIOS (ADDS OVERHEAD)
USELZSA2 .SET TRUE ; ENABLE FONT COMPRESSION
TICKFREQ .SET 50 ; DESIRED PERIODIC TIMER INTERRUPT FREQUENCY (HZ)
;
BT_REC_TYPE .SET BT_REC_SBC1B ; ENABLE RECOVERY MODE BUTTON
BOOT_TIMEOUT .SET -1 ; AUTO BOOT TIMEOUT IN SECONDS, -1 TO DISABLE, 0 FOR IMMEDIATE
BOOT_DELAY .SET 0 ; FIXED BOOT DELAY IN SECONDS PRIOR TO CONSOLE OUTPUT
AUTOCON .SET TRUE ; ENABLE CONSOLE TAKEOVER AT LOADER PROMPT

2
Source/HBIOS/std.asm
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@@ -103,7 +103,7 @@ BT_AUTO .EQU 2 ; AUTO SELECT BOOT_DEFAULT AFTER BOOT_TIMEOUT
BT_REC_NONE .EQU 0 ; NO RECOVERY MODE
BT_REC_FORCE .EQU 1 ; FORCE BOOT RECOVERY MODE
BT_REC_SBCB0 .EQU 2 ; ECB-SBCV2 - BIT 0 RTC HIGH
BT_REC_SBC1B .EQU 3 ; ECB-SBCV2 - 1-BIT IO PORT
BT_REC_SBC1B .EQU 3 ; ECB-SBCV2/MBC - 1-BIT IO PORT
BT_REC_SBCRI .EQU 4 ; ECB-SBCV2 - 16550 UART RING INDICATOR LINE
BT_REC_DUORI .EQU 5 ; DUO MULTI I/O - TL16C2552FN UART RING INDICATOR LINE
;