setup_32.c (463ce0e103f419f51b1769111e73fe8bb305d0ec) setup_32.c (51d3082fe6e55aecfa17113dbe98077c749f724c)
1/*
2 * Common prep/pmac/chrp boot and setup code.
3 */
4
5#include <linux/config.h>
6#include <linux/module.h>
7#include <linux/string.h>
8#include <linux/sched.h>

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35#include <asm/uaccess.h>
36#include <asm/system.h>
37#include <asm/pmac_feature.h>
38#include <asm/sections.h>
39#include <asm/nvram.h>
40#include <asm/xmon.h>
41#include <asm/time.h>
42#include <asm/serial.h>
1/*
2 * Common prep/pmac/chrp boot and setup code.
3 */
4
5#include <linux/config.h>
6#include <linux/module.h>
7#include <linux/string.h>
8#include <linux/sched.h>

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35#include <asm/uaccess.h>
36#include <asm/system.h>
37#include <asm/pmac_feature.h>
38#include <asm/sections.h>
39#include <asm/nvram.h>
40#include <asm/xmon.h>
41#include <asm/time.h>
42#include <asm/serial.h>
43#include <asm/udbg.h>
43
44#include "setup.h"
45
46#define DBG(fmt...)
47
48#if defined CONFIG_KGDB
49#include <asm/kgdb.h>
50#endif

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168/*
169 * Find out what kind of machine we're on and save any data we need
170 * from the early boot process (devtree is copied on pmac by prom_init()).
171 * This is called very early on the boot process, after a minimal
172 * MMU environment has been set up but before MMU_init is called.
173 */
174void __init machine_init(unsigned long dt_ptr, unsigned long phys)
175{
44
45#include "setup.h"
46
47#define DBG(fmt...)
48
49#if defined CONFIG_KGDB
50#include <asm/kgdb.h>
51#endif

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169/*
170 * Find out what kind of machine we're on and save any data we need
171 * from the early boot process (devtree is copied on pmac by prom_init()).
172 * This is called very early on the boot process, after a minimal
173 * MMU environment has been set up but before MMU_init is called.
174 */
175void __init machine_init(unsigned long dt_ptr, unsigned long phys)
176{
177 /* If btext is enabled, we might have a BAT setup for early display,
178 * thus we do enable some very basic udbg output
179 */
180#ifdef CONFIG_BOOTX_TEXT
181 udbg_putc = btext_drawchar;
182#endif
183
184 /* Do some early initialization based on the flat device tree */
176 early_init_devtree(__va(dt_ptr));
177
185 early_init_devtree(__va(dt_ptr));
186
187 /* Check default command line */
178#ifdef CONFIG_CMDLINE
188#ifdef CONFIG_CMDLINE
179 strlcpy(cmd_line, CONFIG_CMDLINE, sizeof(cmd_line));
189 if (cmd_line[0] == 0)
190 strlcpy(cmd_line, CONFIG_CMDLINE, sizeof(cmd_line));
180#endif /* CONFIG_CMDLINE */
181
191#endif /* CONFIG_CMDLINE */
192
193 /* Base init based on machine type */
182 platform_init();
183
184#ifdef CONFIG_6xx
185 ppc_md.power_save = ppc6xx_idle;
186#endif
187
188 if (ppc_md.progress)
189 ppc_md.progress("id mach(): done", 0x200);

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289
290#ifdef CONFIG_PPC_MULTIPLATFORM
291 find_legacy_serial_ports();
292#endif
293 finish_device_tree();
294
295 smp_setup_cpu_maps();
296
194 platform_init();
195
196#ifdef CONFIG_6xx
197 ppc_md.power_save = ppc6xx_idle;
198#endif
199
200 if (ppc_md.progress)
201 ppc_md.progress("id mach(): done", 0x200);

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301
302#ifdef CONFIG_PPC_MULTIPLATFORM
303 find_legacy_serial_ports();
304#endif
305 finish_device_tree();
306
307 smp_setup_cpu_maps();
308
297#ifdef CONFIG_BOOTX_TEXT
298 init_boot_display();
299#endif
300
301#ifdef CONFIG_PPC_PMAC
302 /* This could be called "early setup arch", it must be done
303 * now because xmon need it
304 */
305 if (_machine == _MACH_Pmac)
306 pmac_feature_init(); /* New cool way */
307#endif
308
309#ifdef CONFIG_XMON_DEFAULT
310 xmon_init(1);
311#endif
309#ifdef CONFIG_XMON_DEFAULT
310 xmon_init(1);
311#endif
312 /* Register early console */
313 register_early_udbg_console();
312
313#if defined(CONFIG_KGDB)
314 if (ppc_md.kgdb_map_scc)
315 ppc_md.kgdb_map_scc();
316 set_debug_traps();
317 if (strstr(cmd_line, "gdb")) {
318 if (ppc_md.progress)
319 ppc_md.progress("setup_arch: kgdb breakpoint", 0x4000);

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315#if defined(CONFIG_KGDB)
316 if (ppc_md.kgdb_map_scc)
317 ppc_md.kgdb_map_scc();
318 set_debug_traps();
319 if (strstr(cmd_line, "gdb")) {
320 if (ppc_md.progress)
321 ppc_md.progress("setup_arch: kgdb breakpoint", 0x4000);

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