820 lines
20 KiB
C
820 lines
20 KiB
C
/*
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* linux/arch/m68k/amiga/config.c
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*
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* Copyright (C) 1993 Hamish Macdonald
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file COPYING in the main directory of this archive
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* for more details.
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*/
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/*
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* Miscellaneous Amiga stuff
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*/
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#include <linux/types.h>
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#include <linux/kernel.h>
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#include <linux/mm.h>
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#include <linux/seq_file.h>
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#include <linux/tty.h>
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#include <linux/console.h>
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#include <linux/rtc.h>
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#include <linux/init.h>
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#include <linux/vt_kern.h>
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#include <linux/delay.h>
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#include <linux/interrupt.h>
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#include <linux/zorro.h>
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#include <linux/module.h>
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#include <linux/keyboard.h>
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#include <asm/bootinfo.h>
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#include <asm/setup.h>
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#include <asm/system.h>
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#include <asm/pgtable.h>
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#include <asm/amigahw.h>
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#include <asm/amigaints.h>
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#include <asm/irq.h>
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#include <asm/rtc.h>
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#include <asm/machdep.h>
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#include <asm/io.h>
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static unsigned long amiga_model;
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unsigned long amiga_eclock;
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EXPORT_SYMBOL(amiga_eclock);
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unsigned long amiga_colorclock;
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EXPORT_SYMBOL(amiga_colorclock);
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unsigned long amiga_chipset;
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EXPORT_SYMBOL(amiga_chipset);
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unsigned char amiga_vblank;
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EXPORT_SYMBOL(amiga_vblank);
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static unsigned char amiga_psfreq;
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struct amiga_hw_present amiga_hw_present;
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EXPORT_SYMBOL(amiga_hw_present);
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static char s_a500[] __initdata = "A500";
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static char s_a500p[] __initdata = "A500+";
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static char s_a600[] __initdata = "A600";
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static char s_a1000[] __initdata = "A1000";
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static char s_a1200[] __initdata = "A1200";
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static char s_a2000[] __initdata = "A2000";
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static char s_a2500[] __initdata = "A2500";
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static char s_a3000[] __initdata = "A3000";
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static char s_a3000t[] __initdata = "A3000T";
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static char s_a3000p[] __initdata = "A3000+";
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static char s_a4000[] __initdata = "A4000";
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static char s_a4000t[] __initdata = "A4000T";
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static char s_cdtv[] __initdata = "CDTV";
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static char s_cd32[] __initdata = "CD32";
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static char s_draco[] __initdata = "Draco";
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static char *amiga_models[] __initdata = {
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[AMI_500-AMI_500] = s_a500,
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[AMI_500PLUS-AMI_500] = s_a500p,
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[AMI_600-AMI_500] = s_a600,
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[AMI_1000-AMI_500] = s_a1000,
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[AMI_1200-AMI_500] = s_a1200,
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[AMI_2000-AMI_500] = s_a2000,
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[AMI_2500-AMI_500] = s_a2500,
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[AMI_3000-AMI_500] = s_a3000,
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[AMI_3000T-AMI_500] = s_a3000t,
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[AMI_3000PLUS-AMI_500] = s_a3000p,
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[AMI_4000-AMI_500] = s_a4000,
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[AMI_4000T-AMI_500] = s_a4000t,
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[AMI_CDTV-AMI_500] = s_cdtv,
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[AMI_CD32-AMI_500] = s_cd32,
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[AMI_DRACO-AMI_500] = s_draco,
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};
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static char amiga_model_name[13] = "Amiga ";
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static void amiga_sched_init(irq_handler_t handler);
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static void amiga_get_model(char *model);
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static void amiga_get_hardware_list(struct seq_file *m);
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/* amiga specific timer functions */
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static unsigned long amiga_gettimeoffset(void);
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extern void amiga_mksound(unsigned int count, unsigned int ticks);
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static void amiga_reset(void);
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extern void amiga_init_sound(void);
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static void amiga_mem_console_write(struct console *co, const char *b,
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unsigned int count);
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#ifdef CONFIG_HEARTBEAT
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static void amiga_heartbeat(int on);
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#endif
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static struct console amiga_console_driver = {
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.name = "debug",
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.flags = CON_PRINTBUFFER,
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.index = -1,
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};
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/*
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* Motherboard Resources present in all Amiga models
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*/
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static struct {
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struct resource _ciab, _ciaa, _custom, _kickstart;
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} mb_resources = {
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._ciab = {
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.name = "CIA B", .start = 0x00bfd000, .end = 0x00bfdfff
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},
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._ciaa = {
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.name = "CIA A", .start = 0x00bfe000, .end = 0x00bfefff
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},
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._custom = {
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.name = "Custom I/O", .start = 0x00dff000, .end = 0x00dfffff
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},
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._kickstart = {
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.name = "Kickstart ROM", .start = 0x00f80000, .end = 0x00ffffff
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}
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};
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static struct resource ram_resource[NUM_MEMINFO];
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/*
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* Parse an Amiga-specific record in the bootinfo
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*/
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int amiga_parse_bootinfo(const struct bi_record *record)
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{
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int unknown = 0;
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const unsigned long *data = record->data;
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switch (record->tag) {
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case BI_AMIGA_MODEL:
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amiga_model = *data;
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break;
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case BI_AMIGA_ECLOCK:
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amiga_eclock = *data;
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break;
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case BI_AMIGA_CHIPSET:
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amiga_chipset = *data;
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break;
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case BI_AMIGA_CHIP_SIZE:
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amiga_chip_size = *(const int *)data;
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break;
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case BI_AMIGA_VBLANK:
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amiga_vblank = *(const unsigned char *)data;
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break;
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case BI_AMIGA_PSFREQ:
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amiga_psfreq = *(const unsigned char *)data;
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break;
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case BI_AMIGA_AUTOCON:
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#ifdef CONFIG_ZORRO
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if (zorro_num_autocon < ZORRO_NUM_AUTO) {
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const struct ConfigDev *cd = (struct ConfigDev *)data;
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struct zorro_dev *dev = &zorro_autocon[zorro_num_autocon++];
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dev->rom = cd->cd_Rom;
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dev->slotaddr = cd->cd_SlotAddr;
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dev->slotsize = cd->cd_SlotSize;
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dev->resource.start = (unsigned long)cd->cd_BoardAddr;
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dev->resource.end = dev->resource.start + cd->cd_BoardSize - 1;
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} else
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printk("amiga_parse_bootinfo: too many AutoConfig devices\n");
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#endif /* CONFIG_ZORRO */
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break;
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case BI_AMIGA_SERPER:
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/* serial port period: ignored here */
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break;
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default:
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unknown = 1;
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}
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return unknown;
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}
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/*
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* Identify builtin hardware
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*/
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static void __init amiga_identify(void)
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{
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/* Fill in some default values, if necessary */
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if (amiga_eclock == 0)
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amiga_eclock = 709379;
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memset(&amiga_hw_present, 0, sizeof(amiga_hw_present));
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printk("Amiga hardware found: ");
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if (amiga_model >= AMI_500 && amiga_model <= AMI_DRACO) {
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printk("[%s] ", amiga_models[amiga_model-AMI_500]);
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strcat(amiga_model_name, amiga_models[amiga_model-AMI_500]);
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}
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switch (amiga_model) {
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case AMI_UNKNOWN:
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goto Generic;
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case AMI_600:
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case AMI_1200:
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AMIGAHW_SET(A1200_IDE);
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AMIGAHW_SET(PCMCIA);
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case AMI_500:
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case AMI_500PLUS:
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case AMI_1000:
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case AMI_2000:
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case AMI_2500:
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AMIGAHW_SET(A2000_CLK); /* Is this correct for all models? */
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goto Generic;
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case AMI_3000:
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case AMI_3000T:
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AMIGAHW_SET(AMBER_FF);
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AMIGAHW_SET(MAGIC_REKICK);
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/* fall through */
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case AMI_3000PLUS:
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AMIGAHW_SET(A3000_SCSI);
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AMIGAHW_SET(A3000_CLK);
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AMIGAHW_SET(ZORRO3);
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goto Generic;
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case AMI_4000T:
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AMIGAHW_SET(A4000_SCSI);
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/* fall through */
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case AMI_4000:
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AMIGAHW_SET(A4000_IDE);
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AMIGAHW_SET(A3000_CLK);
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AMIGAHW_SET(ZORRO3);
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goto Generic;
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case AMI_CDTV:
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case AMI_CD32:
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AMIGAHW_SET(CD_ROM);
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AMIGAHW_SET(A2000_CLK); /* Is this correct? */
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goto Generic;
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Generic:
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AMIGAHW_SET(AMI_VIDEO);
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AMIGAHW_SET(AMI_BLITTER);
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AMIGAHW_SET(AMI_AUDIO);
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AMIGAHW_SET(AMI_FLOPPY);
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AMIGAHW_SET(AMI_KEYBOARD);
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AMIGAHW_SET(AMI_MOUSE);
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AMIGAHW_SET(AMI_SERIAL);
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AMIGAHW_SET(AMI_PARALLEL);
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AMIGAHW_SET(CHIP_RAM);
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AMIGAHW_SET(PAULA);
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switch (amiga_chipset) {
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case CS_OCS:
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case CS_ECS:
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case CS_AGA:
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switch (amiga_custom.deniseid & 0xf) {
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case 0x0c:
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AMIGAHW_SET(DENISE_HR);
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break;
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case 0x08:
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AMIGAHW_SET(LISA);
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break;
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}
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break;
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default:
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AMIGAHW_SET(DENISE);
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break;
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}
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switch ((amiga_custom.vposr>>8) & 0x7f) {
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case 0x00:
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AMIGAHW_SET(AGNUS_PAL);
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break;
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case 0x10:
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AMIGAHW_SET(AGNUS_NTSC);
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break;
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case 0x20:
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case 0x21:
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AMIGAHW_SET(AGNUS_HR_PAL);
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break;
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case 0x30:
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case 0x31:
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AMIGAHW_SET(AGNUS_HR_NTSC);
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break;
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case 0x22:
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case 0x23:
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AMIGAHW_SET(ALICE_PAL);
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break;
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case 0x32:
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case 0x33:
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AMIGAHW_SET(ALICE_NTSC);
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break;
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}
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AMIGAHW_SET(ZORRO);
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break;
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case AMI_DRACO:
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panic("No support for Draco yet");
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default:
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panic("Unknown Amiga Model");
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}
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#define AMIGAHW_ANNOUNCE(name, str) \
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if (AMIGAHW_PRESENT(name)) \
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printk(str)
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AMIGAHW_ANNOUNCE(AMI_VIDEO, "VIDEO ");
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AMIGAHW_ANNOUNCE(AMI_BLITTER, "BLITTER ");
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AMIGAHW_ANNOUNCE(AMBER_FF, "AMBER_FF ");
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AMIGAHW_ANNOUNCE(AMI_AUDIO, "AUDIO ");
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AMIGAHW_ANNOUNCE(AMI_FLOPPY, "FLOPPY ");
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AMIGAHW_ANNOUNCE(A3000_SCSI, "A3000_SCSI ");
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AMIGAHW_ANNOUNCE(A4000_SCSI, "A4000_SCSI ");
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AMIGAHW_ANNOUNCE(A1200_IDE, "A1200_IDE ");
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AMIGAHW_ANNOUNCE(A4000_IDE, "A4000_IDE ");
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AMIGAHW_ANNOUNCE(CD_ROM, "CD_ROM ");
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AMIGAHW_ANNOUNCE(AMI_KEYBOARD, "KEYBOARD ");
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AMIGAHW_ANNOUNCE(AMI_MOUSE, "MOUSE ");
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AMIGAHW_ANNOUNCE(AMI_SERIAL, "SERIAL ");
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AMIGAHW_ANNOUNCE(AMI_PARALLEL, "PARALLEL ");
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AMIGAHW_ANNOUNCE(A2000_CLK, "A2000_CLK ");
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AMIGAHW_ANNOUNCE(A3000_CLK, "A3000_CLK ");
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AMIGAHW_ANNOUNCE(CHIP_RAM, "CHIP_RAM ");
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AMIGAHW_ANNOUNCE(PAULA, "PAULA ");
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AMIGAHW_ANNOUNCE(DENISE, "DENISE ");
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AMIGAHW_ANNOUNCE(DENISE_HR, "DENISE_HR ");
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AMIGAHW_ANNOUNCE(LISA, "LISA ");
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AMIGAHW_ANNOUNCE(AGNUS_PAL, "AGNUS_PAL ");
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AMIGAHW_ANNOUNCE(AGNUS_NTSC, "AGNUS_NTSC ");
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AMIGAHW_ANNOUNCE(AGNUS_HR_PAL, "AGNUS_HR_PAL ");
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AMIGAHW_ANNOUNCE(AGNUS_HR_NTSC, "AGNUS_HR_NTSC ");
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AMIGAHW_ANNOUNCE(ALICE_PAL, "ALICE_PAL ");
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AMIGAHW_ANNOUNCE(ALICE_NTSC, "ALICE_NTSC ");
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AMIGAHW_ANNOUNCE(MAGIC_REKICK, "MAGIC_REKICK ");
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AMIGAHW_ANNOUNCE(PCMCIA, "PCMCIA ");
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if (AMIGAHW_PRESENT(ZORRO))
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printk("ZORRO%s ", AMIGAHW_PRESENT(ZORRO3) ? "3" : "");
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printk("\n");
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#undef AMIGAHW_ANNOUNCE
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}
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/*
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* Setup the Amiga configuration info
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*/
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void __init config_amiga(void)
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{
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int i;
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amiga_identify();
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/* Yuk, we don't have PCI memory */
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iomem_resource.name = "Memory";
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for (i = 0; i < 4; i++)
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request_resource(&iomem_resource, &((struct resource *)&mb_resources)[i]);
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mach_sched_init = amiga_sched_init;
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mach_init_IRQ = amiga_init_IRQ;
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mach_get_model = amiga_get_model;
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mach_get_hardware_list = amiga_get_hardware_list;
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mach_gettimeoffset = amiga_gettimeoffset;
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/*
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* default MAX_DMA=0xffffffff on all machines. If we don't do so, the SCSI
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* code will not be able to allocate any mem for transfers, unless we are
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* dealing with a Z2 mem only system. /Jes
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*/
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mach_max_dma_address = 0xffffffff;
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mach_reset = amiga_reset;
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#if defined(CONFIG_INPUT_M68K_BEEP) || defined(CONFIG_INPUT_M68K_BEEP_MODULE)
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mach_beep = amiga_mksound;
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#endif
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#ifdef CONFIG_HEARTBEAT
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mach_heartbeat = amiga_heartbeat;
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#endif
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/* Fill in the clock value (based on the 700 kHz E-Clock) */
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amiga_colorclock = 5*amiga_eclock; /* 3.5 MHz */
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/* clear all DMA bits */
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amiga_custom.dmacon = DMAF_ALL;
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/* ensure that the DMA master bit is set */
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amiga_custom.dmacon = DMAF_SETCLR | DMAF_MASTER;
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/* don't use Z2 RAM as system memory on Z3 capable machines */
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if (AMIGAHW_PRESENT(ZORRO3)) {
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int i, j;
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u32 disabled_z2mem = 0;
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for (i = 0; i < m68k_num_memory; i++) {
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if (m68k_memory[i].addr < 16*1024*1024) {
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if (i == 0) {
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/* don't cut off the branch we're sitting on */
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printk("Warning: kernel runs in Zorro II memory\n");
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continue;
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}
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disabled_z2mem += m68k_memory[i].size;
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m68k_num_memory--;
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for (j = i; j < m68k_num_memory; j++)
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m68k_memory[j] = m68k_memory[j+1];
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i--;
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}
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}
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if (disabled_z2mem)
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printk("%dK of Zorro II memory will not be used as system memory\n",
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disabled_z2mem>>10);
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}
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/* request all RAM */
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for (i = 0; i < m68k_num_memory; i++) {
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ram_resource[i].name =
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(m68k_memory[i].addr >= 0x01000000) ? "32-bit Fast RAM" :
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(m68k_memory[i].addr < 0x00c00000) ? "16-bit Fast RAM" :
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"16-bit Slow RAM";
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ram_resource[i].start = m68k_memory[i].addr;
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ram_resource[i].end = m68k_memory[i].addr+m68k_memory[i].size-1;
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request_resource(&iomem_resource, &ram_resource[i]);
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}
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/* initialize chipram allocator */
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amiga_chip_init();
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/* our beloved beeper */
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if (AMIGAHW_PRESENT(AMI_AUDIO))
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amiga_init_sound();
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/*
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* if it is an A3000, set the magic bit that forces
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* a hard rekick
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*/
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if (AMIGAHW_PRESENT(MAGIC_REKICK))
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*(unsigned char *)ZTWO_VADDR(0xde0002) |= 0x80;
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}
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static unsigned short jiffy_ticks;
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static void __init amiga_sched_init(irq_handler_t timer_routine)
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{
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static struct resource sched_res = {
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.name = "timer", .start = 0x00bfd400, .end = 0x00bfd5ff,
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};
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jiffy_ticks = DIV_ROUND_CLOSEST(amiga_eclock, HZ);
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if (request_resource(&mb_resources._ciab, &sched_res))
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printk("Cannot allocate ciab.ta{lo,hi}\n");
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ciab.cra &= 0xC0; /* turn off timer A, continuous mode, from Eclk */
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ciab.talo = jiffy_ticks % 256;
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ciab.tahi = jiffy_ticks / 256;
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/* install interrupt service routine for CIAB Timer A
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*
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* Please don't change this to use ciaa, as it interferes with the
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* SCSI code. We'll have to take a look at this later
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*/
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if (request_irq(IRQ_AMIGA_CIAB_TA, timer_routine, 0, "timer", NULL))
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pr_err("Couldn't register timer interrupt\n");
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/* start timer */
|
|
ciab.cra |= 0x11;
|
|
}
|
|
|
|
#define TICK_SIZE 10000
|
|
|
|
/* This is always executed with interrupts disabled. */
|
|
static unsigned long amiga_gettimeoffset(void)
|
|
{
|
|
unsigned short hi, lo, hi2;
|
|
unsigned long ticks, offset = 0;
|
|
|
|
/* read CIA B timer A current value */
|
|
hi = ciab.tahi;
|
|
lo = ciab.talo;
|
|
hi2 = ciab.tahi;
|
|
|
|
if (hi != hi2) {
|
|
lo = ciab.talo;
|
|
hi = hi2;
|
|
}
|
|
|
|
ticks = hi << 8 | lo;
|
|
|
|
if (ticks > jiffy_ticks / 2)
|
|
/* check for pending interrupt */
|
|
if (cia_set_irq(&ciab_base, 0) & CIA_ICR_TA)
|
|
offset = 10000;
|
|
|
|
ticks = jiffy_ticks - ticks;
|
|
ticks = (10000 * ticks) / jiffy_ticks;
|
|
|
|
return ticks + offset;
|
|
}
|
|
|
|
static NORET_TYPE void amiga_reset(void)
|
|
ATTRIB_NORET;
|
|
|
|
static void amiga_reset(void)
|
|
{
|
|
unsigned long jmp_addr040 = virt_to_phys(&&jmp_addr_label040);
|
|
unsigned long jmp_addr = virt_to_phys(&&jmp_addr_label);
|
|
|
|
local_irq_disable();
|
|
if (CPU_IS_040_OR_060)
|
|
/* Setup transparent translation registers for mapping
|
|
* of 16 MB kernel segment before disabling translation
|
|
*/
|
|
asm volatile ("\n"
|
|
" move.l %0,%%d0\n"
|
|
" and.l #0xff000000,%%d0\n"
|
|
" or.w #0xe020,%%d0\n" /* map 16 MB, enable, cacheable */
|
|
" .chip 68040\n"
|
|
" movec %%d0,%%itt0\n"
|
|
" movec %%d0,%%dtt0\n"
|
|
" .chip 68k\n"
|
|
" jmp %0@\n"
|
|
: /* no outputs */
|
|
: "a" (jmp_addr040)
|
|
: "d0");
|
|
else
|
|
/* for 680[23]0, just disable translation and jump to the physical
|
|
* address of the label
|
|
*/
|
|
asm volatile ("\n"
|
|
" pmove %%tc,%@\n"
|
|
" bclr #7,%@\n"
|
|
" pmove %@,%%tc\n"
|
|
" jmp %0@\n"
|
|
: /* no outputs */
|
|
: "a" (jmp_addr));
|
|
jmp_addr_label040:
|
|
/* disable translation on '040 now */
|
|
asm volatile ("\n"
|
|
" moveq #0,%%d0\n"
|
|
" .chip 68040\n"
|
|
" movec %%d0,%%tc\n" /* disable MMU */
|
|
" .chip 68k\n"
|
|
: /* no outputs */
|
|
: /* no inputs */
|
|
: "d0");
|
|
|
|
jmp_addr_label:
|
|
/* pickup reset address from AmigaOS ROM, reset devices and jump
|
|
* to reset address
|
|
*/
|
|
asm volatile ("\n"
|
|
" move.w #0x2700,%sr\n"
|
|
" lea 0x01000000,%a0\n"
|
|
" sub.l %a0@(-0x14),%a0\n"
|
|
" move.l %a0@(4),%a0\n"
|
|
" subq.l #2,%a0\n"
|
|
" jra 1f\n"
|
|
/* align on a longword boundary */
|
|
" " __ALIGN_STR "\n"
|
|
"1:\n"
|
|
" reset\n"
|
|
" jmp %a0@");
|
|
|
|
for (;;)
|
|
;
|
|
}
|
|
|
|
|
|
/*
|
|
* Debugging
|
|
*/
|
|
|
|
#define SAVEKMSG_MAXMEM 128*1024
|
|
|
|
#define SAVEKMSG_MAGIC1 0x53415645 /* 'SAVE' */
|
|
#define SAVEKMSG_MAGIC2 0x4B4D5347 /* 'KMSG' */
|
|
|
|
struct savekmsg {
|
|
unsigned long magic1; /* SAVEKMSG_MAGIC1 */
|
|
unsigned long magic2; /* SAVEKMSG_MAGIC2 */
|
|
unsigned long magicptr; /* address of magic1 */
|
|
unsigned long size;
|
|
char data[0];
|
|
};
|
|
|
|
static struct savekmsg *savekmsg;
|
|
|
|
static void amiga_mem_console_write(struct console *co, const char *s,
|
|
unsigned int count)
|
|
{
|
|
if (savekmsg->size + count <= SAVEKMSG_MAXMEM-sizeof(struct savekmsg)) {
|
|
memcpy(savekmsg->data + savekmsg->size, s, count);
|
|
savekmsg->size += count;
|
|
}
|
|
}
|
|
|
|
static int __init amiga_savekmsg_setup(char *arg)
|
|
{
|
|
if (!MACH_IS_AMIGA || strcmp(arg, "mem"))
|
|
return 0;
|
|
|
|
if (amiga_chip_size < SAVEKMSG_MAXMEM) {
|
|
pr_err("Not enough chipram for debugging\n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
/* Just steal the block, the chipram allocator isn't functional yet */
|
|
amiga_chip_size -= SAVEKMSG_MAXMEM;
|
|
savekmsg = (void *)ZTWO_VADDR(CHIP_PHYSADDR + amiga_chip_size);
|
|
savekmsg->magic1 = SAVEKMSG_MAGIC1;
|
|
savekmsg->magic2 = SAVEKMSG_MAGIC2;
|
|
savekmsg->magicptr = ZTWO_PADDR(savekmsg);
|
|
savekmsg->size = 0;
|
|
|
|
amiga_console_driver.write = amiga_mem_console_write;
|
|
register_console(&amiga_console_driver);
|
|
return 0;
|
|
}
|
|
|
|
early_param("debug", amiga_savekmsg_setup);
|
|
|
|
static void amiga_serial_putc(char c)
|
|
{
|
|
amiga_custom.serdat = (unsigned char)c | 0x100;
|
|
while (!(amiga_custom.serdatr & 0x2000))
|
|
;
|
|
}
|
|
|
|
static void amiga_serial_console_write(struct console *co, const char *s,
|
|
unsigned int count)
|
|
{
|
|
while (count--) {
|
|
if (*s == '\n')
|
|
amiga_serial_putc('\r');
|
|
amiga_serial_putc(*s++);
|
|
}
|
|
}
|
|
|
|
#if 0
|
|
void amiga_serial_puts(const char *s)
|
|
{
|
|
amiga_serial_console_write(NULL, s, strlen(s));
|
|
}
|
|
|
|
int amiga_serial_console_wait_key(struct console *co)
|
|
{
|
|
int ch;
|
|
|
|
while (!(amiga_custom.intreqr & IF_RBF))
|
|
barrier();
|
|
ch = amiga_custom.serdatr & 0xff;
|
|
/* clear the interrupt, so that another character can be read */
|
|
amiga_custom.intreq = IF_RBF;
|
|
return ch;
|
|
}
|
|
|
|
void amiga_serial_gets(struct console *co, char *s, int len)
|
|
{
|
|
int ch, cnt = 0;
|
|
|
|
while (1) {
|
|
ch = amiga_serial_console_wait_key(co);
|
|
|
|
/* Check for backspace. */
|
|
if (ch == 8 || ch == 127) {
|
|
if (cnt == 0) {
|
|
amiga_serial_putc('\007');
|
|
continue;
|
|
}
|
|
cnt--;
|
|
amiga_serial_puts("\010 \010");
|
|
continue;
|
|
}
|
|
|
|
/* Check for enter. */
|
|
if (ch == 10 || ch == 13)
|
|
break;
|
|
|
|
/* See if line is too long. */
|
|
if (cnt >= len + 1) {
|
|
amiga_serial_putc(7);
|
|
cnt--;
|
|
continue;
|
|
}
|
|
|
|
/* Store and echo character. */
|
|
s[cnt++] = ch;
|
|
amiga_serial_putc(ch);
|
|
}
|
|
/* Print enter. */
|
|
amiga_serial_puts("\r\n");
|
|
s[cnt] = 0;
|
|
}
|
|
#endif
|
|
|
|
static int __init amiga_debug_setup(char *arg)
|
|
{
|
|
if (MACH_IS_AMIGA && !strcmp(arg, "ser")) {
|
|
/* no initialization required (?) */
|
|
amiga_console_driver.write = amiga_serial_console_write;
|
|
register_console(&amiga_console_driver);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
early_param("debug", amiga_debug_setup);
|
|
|
|
#ifdef CONFIG_HEARTBEAT
|
|
static void amiga_heartbeat(int on)
|
|
{
|
|
if (on)
|
|
ciaa.pra &= ~2;
|
|
else
|
|
ciaa.pra |= 2;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Amiga specific parts of /proc
|
|
*/
|
|
|
|
static void amiga_get_model(char *model)
|
|
{
|
|
strcpy(model, amiga_model_name);
|
|
}
|
|
|
|
|
|
static void amiga_get_hardware_list(struct seq_file *m)
|
|
{
|
|
if (AMIGAHW_PRESENT(CHIP_RAM))
|
|
seq_printf(m, "Chip RAM:\t%ldK\n", amiga_chip_size>>10);
|
|
seq_printf(m, "PS Freq:\t%dHz\nEClock Freq:\t%ldHz\n",
|
|
amiga_psfreq, amiga_eclock);
|
|
if (AMIGAHW_PRESENT(AMI_VIDEO)) {
|
|
char *type;
|
|
switch (amiga_chipset) {
|
|
case CS_OCS:
|
|
type = "OCS";
|
|
break;
|
|
case CS_ECS:
|
|
type = "ECS";
|
|
break;
|
|
case CS_AGA:
|
|
type = "AGA";
|
|
break;
|
|
default:
|
|
type = "Old or Unknown";
|
|
break;
|
|
}
|
|
seq_printf(m, "Graphics:\t%s\n", type);
|
|
}
|
|
|
|
#define AMIGAHW_ANNOUNCE(name, str) \
|
|
if (AMIGAHW_PRESENT(name)) \
|
|
seq_printf (m, "\t%s\n", str)
|
|
|
|
seq_printf (m, "Detected hardware:\n");
|
|
|
|
AMIGAHW_ANNOUNCE(AMI_VIDEO, "Amiga Video");
|
|
AMIGAHW_ANNOUNCE(AMI_BLITTER, "Blitter");
|
|
AMIGAHW_ANNOUNCE(AMBER_FF, "Amber Flicker Fixer");
|
|
AMIGAHW_ANNOUNCE(AMI_AUDIO, "Amiga Audio");
|
|
AMIGAHW_ANNOUNCE(AMI_FLOPPY, "Floppy Controller");
|
|
AMIGAHW_ANNOUNCE(A3000_SCSI, "SCSI Controller WD33C93 (A3000 style)");
|
|
AMIGAHW_ANNOUNCE(A4000_SCSI, "SCSI Controller NCR53C710 (A4000T style)");
|
|
AMIGAHW_ANNOUNCE(A1200_IDE, "IDE Interface (A1200 style)");
|
|
AMIGAHW_ANNOUNCE(A4000_IDE, "IDE Interface (A4000 style)");
|
|
AMIGAHW_ANNOUNCE(CD_ROM, "Internal CD ROM drive");
|
|
AMIGAHW_ANNOUNCE(AMI_KEYBOARD, "Keyboard");
|
|
AMIGAHW_ANNOUNCE(AMI_MOUSE, "Mouse Port");
|
|
AMIGAHW_ANNOUNCE(AMI_SERIAL, "Serial Port");
|
|
AMIGAHW_ANNOUNCE(AMI_PARALLEL, "Parallel Port");
|
|
AMIGAHW_ANNOUNCE(A2000_CLK, "Hardware Clock (A2000 style)");
|
|
AMIGAHW_ANNOUNCE(A3000_CLK, "Hardware Clock (A3000 style)");
|
|
AMIGAHW_ANNOUNCE(CHIP_RAM, "Chip RAM");
|
|
AMIGAHW_ANNOUNCE(PAULA, "Paula 8364");
|
|
AMIGAHW_ANNOUNCE(DENISE, "Denise 8362");
|
|
AMIGAHW_ANNOUNCE(DENISE_HR, "Denise 8373");
|
|
AMIGAHW_ANNOUNCE(LISA, "Lisa 8375");
|
|
AMIGAHW_ANNOUNCE(AGNUS_PAL, "Normal/Fat PAL Agnus 8367/8371");
|
|
AMIGAHW_ANNOUNCE(AGNUS_NTSC, "Normal/Fat NTSC Agnus 8361/8370");
|
|
AMIGAHW_ANNOUNCE(AGNUS_HR_PAL, "Fat Hires PAL Agnus 8372");
|
|
AMIGAHW_ANNOUNCE(AGNUS_HR_NTSC, "Fat Hires NTSC Agnus 8372");
|
|
AMIGAHW_ANNOUNCE(ALICE_PAL, "PAL Alice 8374");
|
|
AMIGAHW_ANNOUNCE(ALICE_NTSC, "NTSC Alice 8374");
|
|
AMIGAHW_ANNOUNCE(MAGIC_REKICK, "Magic Hard Rekick");
|
|
AMIGAHW_ANNOUNCE(PCMCIA, "PCMCIA Slot");
|
|
#ifdef CONFIG_ZORRO
|
|
if (AMIGAHW_PRESENT(ZORRO))
|
|
seq_printf(m, "\tZorro II%s AutoConfig: %d Expansion "
|
|
"Device%s\n",
|
|
AMIGAHW_PRESENT(ZORRO3) ? "I" : "",
|
|
zorro_num_autocon, zorro_num_autocon == 1 ? "" : "s");
|
|
#endif /* CONFIG_ZORRO */
|
|
|
|
#undef AMIGAHW_ANNOUNCE
|
|
}
|
|
|
|
/*
|
|
* The Amiga keyboard driver needs key_maps, but we cannot export it in
|
|
* drivers/char/defkeymap.c, as it is autogenerated
|
|
*/
|
|
#ifdef CONFIG_HW_CONSOLE
|
|
EXPORT_SYMBOL_GPL(key_maps);
|
|
#endif
|