| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Linus Torvalds (pre-git) | 968 | 87.84% | 3 | 13.64% |
| Geert Uytterhoeven | 79 | 7.17% | 10 | 45.45% |
| Roman Zippel | 22 | 2.00% | 2 | 9.09% |
| Finn Thain | 20 | 1.81% | 1 | 4.55% |
| Arnd Bergmann | 8 | 0.73% | 3 | 13.64% |
| Fabian Frederick | 3 | 0.27% | 1 | 4.55% |
| Greg Kroah-Hartman | 1 | 0.09% | 1 | 4.55% |
| Al Viro | 1 | 0.09% | 1 | 4.55% |
| Total | 1102 | 22 |
// SPDX-License-Identifier: GPL-2.0 #include <linux/init.h> #include <linux/types.h> #include <linux/kernel.h> #include <linux/mm.h> #include <linux/tty.h> #include <linux/console.h> #include <linux/rtc.h> #include <linux/vt_kern.h> #include <linux/interrupt.h> #include <asm/setup.h> #include <asm/bootinfo.h> #include <asm/bootinfo-apollo.h> #include <asm/byteorder.h> #include <asm/apollohw.h> #include <asm/irq.h> #include <asm/machdep.h> u_long sio01_physaddr; u_long sio23_physaddr; u_long rtc_physaddr; u_long pica_physaddr; u_long picb_physaddr; u_long cpuctrl_physaddr; u_long timer_physaddr; u_long apollo_model; extern void dn_sched_init(void); extern void dn_init_IRQ(void); extern int dn_dummy_hwclk(int, struct rtc_time *); extern void dn_dummy_reset(void); #ifdef CONFIG_HEARTBEAT static void dn_heartbeat(int on); #endif static irqreturn_t dn_timer_int(int irq,void *); static void dn_get_model(char *model); static const char *apollo_models[] = { [APOLLO_DN3000-APOLLO_DN3000] = "DN3000 (Otter)", [APOLLO_DN3010-APOLLO_DN3000] = "DN3010 (Otter)", [APOLLO_DN3500-APOLLO_DN3000] = "DN3500 (Cougar II)", [APOLLO_DN4000-APOLLO_DN3000] = "DN4000 (Mink)", [APOLLO_DN4500-APOLLO_DN3000] = "DN4500 (Roadrunner)" }; int __init apollo_parse_bootinfo(const struct bi_record *record) { int unknown = 0; const void *data = record->data; switch (be16_to_cpu(record->tag)) { case BI_APOLLO_MODEL: apollo_model = be32_to_cpup(data); break; default: unknown=1; } return unknown; } static void __init dn_setup_model(void) { pr_info("Apollo hardware found: [%s]\n", apollo_models[apollo_model - APOLLO_DN3000]); switch(apollo_model) { case APOLLO_UNKNOWN: panic("Unknown apollo model"); break; case APOLLO_DN3000: case APOLLO_DN3010: sio01_physaddr=SAU8_SIO01_PHYSADDR; rtc_physaddr=SAU8_RTC_PHYSADDR; pica_physaddr=SAU8_PICA; picb_physaddr=SAU8_PICB; cpuctrl_physaddr=SAU8_CPUCTRL; timer_physaddr=SAU8_TIMER; break; case APOLLO_DN4000: sio01_physaddr=SAU7_SIO01_PHYSADDR; sio23_physaddr=SAU7_SIO23_PHYSADDR; rtc_physaddr=SAU7_RTC_PHYSADDR; pica_physaddr=SAU7_PICA; picb_physaddr=SAU7_PICB; cpuctrl_physaddr=SAU7_CPUCTRL; timer_physaddr=SAU7_TIMER; break; case APOLLO_DN4500: panic("Apollo model not yet supported"); break; case APOLLO_DN3500: sio01_physaddr=SAU7_SIO01_PHYSADDR; sio23_physaddr=SAU7_SIO23_PHYSADDR; rtc_physaddr=SAU7_RTC_PHYSADDR; pica_physaddr=SAU7_PICA; picb_physaddr=SAU7_PICB; cpuctrl_physaddr=SAU7_CPUCTRL; timer_physaddr=SAU7_TIMER; break; default: panic("Undefined apollo model"); break; } } int dn_serial_console_wait_key(struct console *co) { while(!(sio01.srb_csrb & 1)) barrier(); return sio01.rhrb_thrb; } void dn_serial_console_write (struct console *co, const char *str,unsigned int count) { while(count--) { if (*str == '\n') { sio01.rhrb_thrb = (unsigned char)'\r'; while (!(sio01.srb_csrb & 0x4)) ; } sio01.rhrb_thrb = (unsigned char)*str++; while (!(sio01.srb_csrb & 0x4)) ; } } void dn_serial_print (const char *str) { while (*str) { if (*str == '\n') { sio01.rhrb_thrb = (unsigned char)'\r'; while (!(sio01.srb_csrb & 0x4)) ; } sio01.rhrb_thrb = (unsigned char)*str++; while (!(sio01.srb_csrb & 0x4)) ; } } void __init config_apollo(void) { int i; dn_setup_model(); mach_sched_init=dn_sched_init; /* */ mach_init_IRQ=dn_init_IRQ; mach_hwclk = dn_dummy_hwclk; /* */ mach_reset = dn_dummy_reset; /* */ #ifdef CONFIG_HEARTBEAT mach_heartbeat = dn_heartbeat; #endif mach_get_model = dn_get_model; cpuctrl=0xaa00; /* clear DMA translation table */ for(i=0;i<0x400;i++) addr_xlat_map[i]=0; } irqreturn_t dn_timer_int(int irq, void *dev_id) { volatile unsigned char x; legacy_timer_tick(1); timer_heartbeat(); x = *(volatile unsigned char *)(apollo_timer + 3); x = *(volatile unsigned char *)(apollo_timer + 5); return IRQ_HANDLED; } void dn_sched_init(void) { /* program timer 1 */ *(volatile unsigned char *)(apollo_timer + 3) = 0x01; *(volatile unsigned char *)(apollo_timer + 1) = 0x40; *(volatile unsigned char *)(apollo_timer + 5) = 0x09; *(volatile unsigned char *)(apollo_timer + 7) = 0xc4; /* enable IRQ of PIC B */ *(volatile unsigned char *)(pica+1)&=(~8); #if 0 pr_info("*(0x10803) %02x\n", *(volatile unsigned char *)(apollo_timer + 0x3)); pr_info("*(0x10803) %02x\n", *(volatile unsigned char *)(apollo_timer + 0x3)); #endif if (request_irq(IRQ_APOLLO, dn_timer_int, 0, "time", NULL)) pr_err("Couldn't register timer interrupt\n"); } int dn_dummy_hwclk(int op, struct rtc_time *t) { if(!op) { /* read */ t->tm_sec=rtc->second; t->tm_min=rtc->minute; t->tm_hour=rtc->hours; t->tm_mday=rtc->day_of_month; t->tm_wday=rtc->day_of_week; t->tm_mon = rtc->month - 1; t->tm_year=rtc->year; if (t->tm_year < 70) t->tm_year += 100; } else { rtc->second=t->tm_sec; rtc->minute=t->tm_min; rtc->hours=t->tm_hour; rtc->day_of_month=t->tm_mday; if(t->tm_wday!=-1) rtc->day_of_week=t->tm_wday; rtc->month = t->tm_mon + 1; rtc->year = t->tm_year % 100; } return 0; } void dn_dummy_reset(void) { dn_serial_print("The end !\n"); for(;;); } void dn_dummy_waitbut(void) { dn_serial_print("waitbut\n"); } static void dn_get_model(char *model) { strcpy(model, "Apollo "); if (apollo_model >= APOLLO_DN3000 && apollo_model <= APOLLO_DN4500) strcat(model, apollo_models[apollo_model - APOLLO_DN3000]); } #ifdef CONFIG_HEARTBEAT static int dn_cpuctrl=0xff00; static void dn_heartbeat(int on) { if(on) { dn_cpuctrl&=~0x100; cpuctrl=dn_cpuctrl; } else { dn_cpuctrl&=~0x100; dn_cpuctrl|=0x100; cpuctrl=dn_cpuctrl; } } #endif
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