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refactored contents of BaS()

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This commit is contained in:
Markus Fröschle
2012-12-09 17:50:50 +00:00
parent e466abe83d
commit 8a9c075a02
5 changed files with 82 additions and 621 deletions
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45
BaS_gcc/sources/BaS.c
View File

@@ -150,7 +150,31 @@ void nvram_init(void)
xprintf("finished\r\n");
}
/********************************************************************/
void enable_coldfire_interrupts()
{
xprintf("enable interrupts: ");
* (volatile uint32_t *) 0xf0010004 = 0L; /* disable all interrupts */
MCF_EPORT_EPPAR = 0xaaa8; /* all interrupts on falling edge */
MCF_GPT0_GMS = MCF_GPT_GMS_ICT(1) | /* timer 0 on, video change capture on rising edge */
MCF_GPT_GMS_IEN |
MCF_GPT_GMS_TMS(1);
MCF_INTC_ICR62 = 0x3f;
* (volatile uint8_t *) 0xf0010004 = 0xfe; /* enable int 1-7 */
MCF_EPORT_EPIER = 0xfe; /* int 1-7 on */
MCF_EPORT_EPFR = 0xff; /* clear all pending interrupts */
MCF_INTC_IMRL = 0xffffff00; /* int 1-7 on */
MCF_INTC_IMRH = 0xbffffffe; /* psc3 and timer 0 int on */
xprintf("finished\r\n");
}
void disable_coldfire_interrupts()
{
* (volatile uint32_t *) 0xf0010004 = 0L; /* disable all interrupts */
}
void BaS(void)
{
uint8_t *src;
@@ -184,26 +208,10 @@ void BaS(void)
vec_init();
illegal_table_make();
xprintf("finished\r\n");
/* interrupts */
xprintf("enable interrupts: ");
* (volatile uint32_t *) 0xf0010004 = 0L; /* disable all interrupts */
MCF_EPORT_EPPAR = 0xaaa8; /* all interrupts on falling edge */
MCF_GPT0_GMS = MCF_GPT_GMS_ICT(1) | /* timer 0 on, video change capture on rising edge */
MCF_GPT_GMS_IEN |
MCF_GPT_GMS_TMS(1);
MCF_INTC_ICR62 = 0x3f;
* (volatile uint8_t *) 0xf0010004 = 0xfe; /* enable int 1-7 */
MCF_EPORT_EPIER = 0xfe; /* int 1-7 on */
MCF_EPORT_EPFR = 0xff; /* clear all pending interrupts */
MCF_INTC_IMRL = 0xffffff00; /* int 1-7 on */
MCF_INTC_IMRH = 0xbffffffe; /* psc3 and timer 0 int on */
enable_coldfire_interrupts();
MCF_MMU_MMUCR = MCF_MMU_MMUCR_EN; /* MMU on */
xprintf("finished\r\n");
xprintf("IDE reset: ");
/* IDE reset */
@@ -214,7 +222,6 @@ void BaS(void)
* (volatile uint8_t *) (0xffff8802 - 0) = 0;
xprintf("finished\r\n");
xprintf("enable video: ");
/*
* video setup (25MHz)

23
BaS_gcc/sources/mmcbb.c
View File

@@ -3,18 +3,18 @@
#include <sd_card.h>
#include "sysinit.h"
/*------------------------------------------------------------------------*/
/* Firebee: MMCv3/SDv1/SDv2 (SPI mode) control module */
/*------------------------------------------------------------------------*/
/*
/ Copyright (C) 2011, ChaN, all right reserved.
/
/ * This software is a free software and there is NO WARRANTY.
/ * No restriction on use. You can use, modify and redistribute it for
/ personal, non-profit or commercial products UNDER YOUR RESPONSIBILITY.
/ * Redistributions of source code must retain the above copyright notice.
/
/-------------------------------------------------------------------------*/
* Firebee: MMCv3/SDv1/SDv2 (SPI mode) control module
*
*
* Copyright (C) 2011, ChaN, all right reserved.
*
* This software is a free software and there is NO WARRANTY.
* No restriction on use. You can use, modify and redistribute it for
* personal, non-profit or commercial products UNDER YOUR RESPONSIBILITY.
* Redistributions of source code must retain the above copyright notice.
*
*/
/* Copyright (C) 2012, mfro, all rights reserved. */
@@ -622,6 +622,7 @@ DRESULT disk_ioctl (
default:
res = RES_PARERR;
break;
}
deselect();