diff options
Diffstat (limited to 'include/asm-arm/arch-ebsa285')
| -rw-r--r-- | include/asm-arm/arch-ebsa285/a.out.h | 16 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/dma.h | 29 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/hardware.h | 114 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/ide.h | 1 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/io.h | 143 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/irq.h | 34 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/irqs.h | 45 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/keyboard.h | 37 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/mm-init.h | 5 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/mmu.h | 26 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/oldlatches.h | 9 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/processor.h | 31 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/shmparam.h | 5 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/system.h | 24 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/time.h | 57 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/timex.h | 14 | ||||
| -rw-r--r-- | include/asm-arm/arch-ebsa285/uncompress.h | 33 |
17 files changed, 623 insertions, 0 deletions
diff --git a/include/asm-arm/arch-ebsa285/a.out.h b/include/asm-arm/arch-ebsa285/a.out.h new file mode 100644 index 000000000..0123eb29a --- /dev/null +++ b/include/asm-arm/arch-ebsa285/a.out.h @@ -0,0 +1,16 @@ +/* + * linux/include/asm-arm/arch-ebsa110/a.out.h + * + * Copyright (C) 1996 Russell King + */ + +#ifndef __ASM_ARCH_A_OUT_H +#define __ASM_ARCH_A_OUT_H + +#ifdef __KERNEL__ +#define STACK_TOP ((current->personality==PER_LINUX_32BIT)? 0xc0000000 : 0x04000000) +#define LIBRARY_START_TEXT (0x00c00000) +#endif + +#endif + diff --git a/include/asm-arm/arch-ebsa285/dma.h b/include/asm-arm/arch-ebsa285/dma.h new file mode 100644 index 000000000..96a265927 --- /dev/null +++ b/include/asm-arm/arch-ebsa285/dma.h @@ -0,0 +1,29 @@ +/* + * linux/include/asm-arm/arch-ebsa110/dma.h + * + * Architecture DMA routes + * + * Copyright (C) 1997.1998 Russell King + */ +#ifndef __ASM_ARCH_DMA_H +#define __ASM_ARCH_DMA_H + +/* + * This is the maximum DMA address that can be DMAd to. + * There should not be more than (0xd0000000 - 0xc0000000) + * bytes of RAM. + */ +#define MAX_DMA_ADDRESS 0xd0000000 + +/* + * DMA modes - we have two, IN and OUT + */ +typedef enum { + DMA_MODE_READ, + DMA_MODE_WRITE +} dmamode_t; + +#define MAX_DMA_CHANNELS 8 + +#endif /* _ASM_ARCH_DMA_H */ + diff --git a/include/asm-arm/arch-ebsa285/hardware.h b/include/asm-arm/arch-ebsa285/hardware.h new file mode 100644 index 000000000..8d6af3b1b --- /dev/null +++ b/include/asm-arm/arch-ebsa285/hardware.h @@ -0,0 +1,114 @@ +/* + * linux/include/asm-arm/arch-ebsa285/hardware.h + * + * Copyright (C) 1998 Russell King. + * + * This file contains the hardware definitions of the EBSA-285. + */ + + +/* Logical Physical + * 0xfff00000 0x40000000 X-Bus + * 0xffe00000 0x7c000000 PCI I/O space + * + * 0xfe000000 0x42000000 CSR + * 0xfd000000 0x78000000 Outbound write flush + * 0xfc000000 0x79000000 PCI IACK/special space + * + * 0xf9030000 0x7a080000 PCI Config type 1 card 4 + * 0xf9020000 0x7a040000 PCI Config type 1 card 3 + * 0xf9010000 0x7a020000 PCI Config type 1 card 2 + * 0xf9000000 0x7a010000 PCI Config type 1 card 1 + * + * 0xf8030000 0x7b080000 PCI Config type 0 card 4 + * 0xf8020000 0x7b040000 PCI Config type 0 card 3 + * 0xf8010000 0x7b020000 PCI Config type 0 card 2 + * 0xf8000000 0x7b010000 PCI Config type 0 card 1 + * + */ + +#define IO_END 0xffffffff +#define IO_BASE 0xe0000000 +#define IO_SIZE (IO_END - IO_BASE) + +#define HAS_PCIO + +#define XBUS_LEDS ((volatile unsigned char *)0xfff12000) +#define XBUS_LED_AMBER (1 << 0) +#define XBUS_LED_GREEN (1 << 1) +#define XBUS_LED_RED (1 << 2) +#define XBUS_LED_TOGGLE (1 << 8) + +#define XBUS_SWITCH ((volatile unsigned char *)0xfff12000) +#define XBUS_SWITCH_SWITCH ((*XBUS_SWITCH) & 15) +#define XBUS_SWITCH_J17_13 ((*XBUS_SWITCH) & (1 << 4)) +#define XBUS_SWITCH_J17_11 ((*XBUS_SWITCH) & (1 << 5)) +#define XBUS_SWITCH_J17_9 ((*XBUS_SWITCH) & (1 << 6)) + +#define PCIO_BASE 0xffe00000 + +#define CSR_SA110_CNTL ((volatile unsigned long *)0xfe00013c) +#define CSR_PCIADDR_EXTN ((volatile unsigned long *)0xfe000140) +#define CSR_PREFETCHMEMRANGE ((volatile unsigned long *)0xfe000144) +#define CSR_XBUS_CYCLE ((volatile unsigned long *)0xfe000148) +#define CSR_XBUS_IOSTROBE ((volatile unsigned long *)0xfe00014c) +#define CSR_DOORBELL_PCI ((volatile unsigned long *)0xfe000150) +#define CSR_DOORBELL_SA110 ((volatile unsigned long *)0xfe000154) + + +#define CSR_UARTDR ((volatile unsigned long *)0xfe000160) +#define CSR_RXSTAT ((volatile unsigned long *)0xfe000164) +#define CSR_H_UBRLCR ((volatile unsigned long *)0xfe000168) +#define CSR_M_UBRLCR ((volatile unsigned long *)0xfe00016c) +#define CSR_L_UBRLCR ((volatile unsigned long *)0xfe000170) +#define CSR_UARTCON ((volatile unsigned long *)0xfe000174) +#define CSR_UARTFLG ((volatile unsigned long *)0xfe000178) + +#define CSR_IRQ_STATUS ((volatile unsigned long *)0xfe000180) +#define CSR_IRQ_RAWSTATUS ((volatile unsigned long *)0xfe000184) +#define CSR_IRQ_ENABLE ((volatile unsigned long *)0xfe000188) +#define CSR_IRQ_DISABLE ((volatile unsigned long *)0xfe00018c) +#define CSR_IRQ_SOFT ((volatile unsigned long *)0xfe000190) + +#define CSR_FIQ_STATUS ((volatile unsigned long *)0xfe000280) +#define CSR_FIQ_RAWSTATUS ((volatile unsigned long *)0xfe000284) +#define CSR_FIQ_ENABLE ((volatile unsigned long *)0xfe000288) +#define CSR_FIQ_DISABLE ((volatile unsigned long *)0xfe00028c) +#define CSR_FIQ_SOFT ((volatile unsigned long *)0xfe000290) + +#define CSR_TIMER1_LOAD ((volatile unsigned long *)0xfe000300) +#define CSR_TIMER1_VALUE ((volatile unsigned long *)0xfe000304) +#define CSR_TIMER1_CNTL ((volatile unsigned long *)0xfe000308) +#define CSR_TIMER1_CLR ((volatile unsigned long *)0xfe00030c) + +#define CSR_TIMER2_LOAD ((volatile unsigned long *)0xfe000320) +#define CSR_TIMER2_VALUE ((volatile unsigned long *)0xfe000324) +#define CSR_TIMER2_CNTL ((volatile unsigned long *)0xfe000328) +#define CSR_TIMER2_CLR ((volatile unsigned long *)0xfe00032c) + +#define CSR_TIMER3_LOAD ((volatile unsigned long *)0xfe000340) +#define CSR_TIMER3_VALUE ((volatile unsigned long *)0xfe000344) +#define CSR_TIMER3_CNTL ((volatile unsigned long *)0xfe000348) +#define CSR_TIMER3_CLR ((volatile unsigned long *)0xfe00034c) + +#define CSR_TIMER4_LOAD ((volatile unsigned long *)0xfe000360) +#define CSR_TIMER4_VALUE ((volatile unsigned long *)0xfe000364) +#define CSR_TIMER4_CNTL ((volatile unsigned long *)0xfe000368) +#define CSR_TIMER4_CLR ((volatile unsigned long *)0xfe00036c) + + +#define TIMER_CNTL_ENABLE (1 << 7) +#define TIMER_CNTL_AUTORELOAD (1 << 6) +#define TIMER_CNTL_DIV1 (0) +#define TIMER_CNTL_DIV16 (1 << 2) +#define TIMER_CNTL_DIV256 (2 << 2) +#define TIMER_CNTL_CNTEXT (3 << 2) + + +#define KERNTOPHYS(a) ((unsigned long)(&a)) + +#define PARAMS_OFFSET 0x0100 +#define PARAMS_BASE (PAGE_OFFSET + PARAMS_OFFSET) + +#define SAFE_ADDR 0x50000000 + diff --git a/include/asm-arm/arch-ebsa285/ide.h b/include/asm-arm/arch-ebsa285/ide.h new file mode 100644 index 000000000..35eff5c28 --- /dev/null +++ b/include/asm-arm/arch-ebsa285/ide.h @@ -0,0 +1 @@ +/* no ide */ diff --git a/include/asm-arm/arch-ebsa285/io.h b/include/asm-arm/arch-ebsa285/io.h new file mode 100644 index 000000000..5142e9126 --- /dev/null +++ b/include/asm-arm/arch-ebsa285/io.h @@ -0,0 +1,143 @@ +/* + * linux/include/asm-arm/arch-ebsa110/io.h + * + * Copyright (C) 1997,1998 Russell King + * + * Modifications: + * 06-Dec-1997 RMK Created. + */ +#ifndef __ASM_ARM_ARCH_IO_H +#define __ASM_ARM_ARCH_IO_H + +/* + * This architecture does not require any delayed IO, and + * has the constant-optimised IO + */ +#undef ARCH_IO_DELAY + +/* + * Dynamic IO functions - let the compiler + * optimize the expressions + */ +#define DECLARE_DYN_OUT(fnsuffix,instr,typ) \ +extern __inline__ void __out##fnsuffix (unsigned int value, unsigned int port) \ +{ \ + __asm__ __volatile__( \ + "str" ##instr## " %0, [%1, %2]" \ + : \ + : "r" (value), "r" (PCIO_BASE), typ (port)); \ +} + +#define DECLARE_DYN_IN(sz,fnsuffix,instr,typ) \ +extern __inline__ unsigned sz __in##fnsuffix (unsigned int port) \ +{ \ + unsigned long value; \ + __asm__ __volatile__( \ + "ldr" ##instr## " %0, [%1, %2]" \ + : "=&r" (value) \ + : "r" (PCIO_BASE), typ (port)); \ + return (unsigned sz)value; \ +} + +extern __inline__ unsigned int __ioaddr (unsigned int port) \ +{ \ + return (unsigned int)(PCIO_BASE + port); \ +} + +#define DECLARE_IO(sz,fnsuffix,instr,typ) \ + DECLARE_DYN_OUT(fnsuffix,instr,typ) \ + DECLARE_DYN_IN(sz,fnsuffix,instr,typ) + +DECLARE_IO(char,b,"b","Jr") +DECLARE_IO(short,w,"h","r") +DECLARE_IO(long,l,"","Jr") + +#undef DECLARE_IO +#undef DECLARE_DYN_OUT +#undef DECLARE_DYN_IN + +/* + * Constant address IO functions + * + * These have to be macros for the 'J' constraint to work - + * +/-4096 immediate operand. + */ +#define __outbc(value,port) \ +({ \ + __asm__ __volatile__( \ + "strb %0, [%1, %2]" \ + : \ + : "r" (value), "r" (PCIO_BASE), "Jr" (port)); \ +}) + +#define __inbc(port) \ +({ \ + unsigned char result; \ + __asm__ __volatile__( \ + "ldrb %0, [%1, %2]" \ + : "=r" (result) \ + : "r" (PCIO_BASE), "Jr" (port)); \ + result; \ +}) + +#define __outwc(value,port) \ +({ \ + __asm__ __volatile__( \ + "strh %0, [%1, %2]" \ + : \ + : "r" (value), "r" (PCIO_BASE), "r" (port)); \ +}) + +#define __inwc(port) \ +({ \ + unsigned short result; \ + __asm__ __volatile__( \ + "ldrh %0, [%1, %2]" \ + : "=r" (result) \ + : "r" (PCIO_BASE), "r" (port)); \ + result & 0xffff; \ +}) + +#define __outlc(value,port) \ +({ \ + __asm__ __volatile__( \ + "str %0, [%1, %2]" \ + : \ + : "r" (value), "r" (PCIO_BASE), "Jr" (port)); \ +}) + +#define __inlc(port) \ +({ \ + unsigned long result; \ + __asm__ __volatile__( \ + "ldr %0, [%1, %2]" \ + : "=r" (result) \ + : "r" (PCIO_BASE), "Jr" (port)); \ + result; \ +}) + +#define __ioaddrc(port) \ +({ \ + unsigned long addr; \ + addr = PCIO_BASE + port; \ + addr; \ +}) + +/* + * Translated address IO functions + * + * IO address has already been translated to a virtual address + */ +#define outb_t(v,p) \ + (*(volatile unsigned char *)(p) = (v)) + +#define inb_t(p) \ + (*(volatile unsigned char *)(p)) + +#define outl_t(v,p) \ + (*(volatile unsigned long *)(p) = (v)) + +#define inl_t(p) \ + (*(volatile unsigned long *)(p)) + +#endif diff --git a/include/asm-arm/arch-ebsa285/irq.h b/include/asm-arm/arch-ebsa285/irq.h new file mode 100644 index 000000000..ece9464cd --- /dev/null +++ b/include/asm-arm/arch-ebsa285/irq.h @@ -0,0 +1,34 @@ +/* + * include/asm-arm/arch-ebsa110/irq.h + * + * Copyright (C) 1996,1997,1998 Russell King + */ + +static __inline__ void mask_and_ack_irq(unsigned int irq) +{ + if (irq < 32) + *CSR_IRQ_DISABLE = 1 << irq; +} + +static __inline__ void mask_irq(unsigned int irq) +{ + if (irq < 32) + *CSR_IRQ_DISABLE = 1 << irq; +} + +static __inline__ void unmask_irq(unsigned int irq) +{ + if (irq < 32) + *CSR_IRQ_ENABLE = 1 << irq; +} + +static __inline__ unsigned long get_enabled_irqs(void) +{ + return 0; +} + +static __inline__ void irq_init_irq(void) +{ + *CSR_IRQ_DISABLE = -1; + *CSR_FIQ_DISABLE = -1; +} diff --git a/include/asm-arm/arch-ebsa285/irqs.h b/include/asm-arm/arch-ebsa285/irqs.h new file mode 100644 index 000000000..108767689 --- /dev/null +++ b/include/asm-arm/arch-ebsa285/irqs.h @@ -0,0 +1,45 @@ +/* + * linux/include/asm-arm/arch-ebsa285/irqs.h + * + * Copyright (C) 1998 Russell King + */ + +#define NR_IRQS 32 + +/* + * This is a list of all interrupts that the 21285 + * can generate + */ +#define IRQ_RESERVED 0 +#define IRQ_SOFTIRQ 1 +#define IRQ_CONRX 2 +#define IRQ_CONTX 3 +#define IRQ_TIMER1 4 +#define IRQ_TIMER2 5 +#define IRQ_TIMER3 6 +#define IRQ_TIMER4 7 +#define IRQ_IN0 8 +#define IRQ_IN1 9 +#define IRQ_IN2 10 +#define IRQ_IN3 11 +#define IRQ_XCS0 12 +#define IRQ_XCS1 13 +#define IRQ_XCS2 14 +#define IRQ_DOORBELLHOST 15 +#define IRQ_DMA1 16 +#define IRQ_DMA2 17 +#define IRQ_PCI 18 +#define IRQ_BIST 22 +#define IRQ_SERR 23 +#define IRQ_SDRAMPARITY 24 +#define IRQ_I2OINPOST 25 +#define IRQ_DISCARDTIMER 27 +#define IRQ_PCIDATAPARITY 28 +#define IRQ_PCIMASTERABORT 29 +#define IRQ_PCITARGETABORT 30 +#define IRQ_PCIPARITY 31 + +/* + * Now map them to the Linux interrupts + */ +#define IRQ_TIMER IRQ_TIMER1 diff --git a/include/asm-arm/arch-ebsa285/keyboard.h b/include/asm-arm/arch-ebsa285/keyboard.h new file mode 100644 index 000000000..4620ff165 --- /dev/null +++ b/include/asm-arm/arch-ebsa285/keyboard.h @@ -0,0 +1,37 @@ +/* + * linux/include/asm-arm/arch-ebsa285/keyboard.h + * + * Keyboard driver definitions for EBSA285 architecture + * + * (C) 1998 Russell King + */ + +#include <linux/config.h> +#include <asm/irq.h> + +#define NR_SCANCODES 128 + +#ifdef CONFIG_MAGIC_SYSRQ +static unsigned char kbd_sysrq_xlate[NR_SCANCODES]; +#endif + +#define kbd_setkeycode(sc,kc) (-EINVAL) +#define kbd_getkeycode(sc) (-EINVAL) + +/* Prototype: int kbd_pretranslate(scancode, raw_mode) + * Returns : 0 to ignore scancode + */ +#define kbd_pretranslate(sc,rm) (1) + +/* Prototype: int kbd_translate(scancode, *keycode, *up_flag, raw_mode) + * Returns : 0 to ignore scancode, *keycode set to keycode, *up_flag + * set to 0200 if scancode indicates release + */ +#define kbd_translate(sc, kcp, ufp, rm) (1) +#define kbd_unexpected_up(kc) (0200) +#define kbd_leds(leds) +#define kbd_init_hw() +//#define kbd_sysrq_xlate ps2kbd_sysrq_xlate +#define kbd_disable_irq() +#define kbd_enable_irq() + diff --git a/include/asm-arm/arch-ebsa285/mm-init.h b/include/asm-arm/arch-ebsa285/mm-init.h new file mode 100644 index 000000000..c6937abd0 --- /dev/null +++ b/include/asm-arm/arch-ebsa285/mm-init.h @@ -0,0 +1,5 @@ +/* + * linux/include/asm-arm/arch-ebsa110/mmap.h + * + * Copyright (C) 1996,1997,1998 Russell King + */ diff --git a/include/asm-arm/arch-ebsa285/mmu.h b/include/asm-arm/arch-ebsa285/mmu.h new file mode 100644 index 000000000..07006f82e --- /dev/null +++ b/include/asm-arm/arch-ebsa285/mmu.h @@ -0,0 +1,26 @@ +/* + * linux/include/asm-arm/arch-ebsa110/mmu.h + * + * Copyright (c) 1996,1997,1998 Russell King. + * + * Changelog: + * 20-10-1996 RMK Created + * 31-12-1997 RMK Fixed definitions to reduce warnings + */ +#ifndef __ASM_ARCH_MMU_H +#define __ASM_ARCH_MMU_H + +/* + * On ebsa, the dram is contiguous + */ +#define __virt_to_phys__is_a_macro +#define __virt_to_phys(vpage) ((vpage) - PAGE_OFFSET) +#define __phys_to_virt__is_a_macro +#define __phys_to_virt(ppage) ((ppage) + PAGE_OFFSET) + +#define __virt_to_bus__is_a_macro +#define __virt_to_bus(x) __virt_to_phys(x) +#define __bus_to_virt__is_a_macro +#define __bus_to_virt(x) __phys_to_virt(x) + +#endif diff --git a/include/asm-arm/arch-ebsa285/oldlatches.h b/include/asm-arm/arch-ebsa285/oldlatches.h new file mode 100644 index 000000000..8ff6ebd67 --- /dev/null +++ b/include/asm-arm/arch-ebsa285/oldlatches.h @@ -0,0 +1,9 @@ +/* + * Dummy oldlatches.h + * + * Copyright (C) 1996 Russell King + */ + +#ifdef __need_oldlatches +#error "Old latches not present in this (rpc) machine" +#endif diff --git a/include/asm-arm/arch-ebsa285/processor.h b/include/asm-arm/arch-ebsa285/processor.h new file mode 100644 index 000000000..732c9142c --- /dev/null +++ b/include/asm-arm/arch-ebsa285/processor.h @@ -0,0 +1,31 @@ +/* + * linux/include/asm-arm/arch-ebsa110/processor.h + * + * Copyright (C) 1996,1997,1998 Russell King + */ + +#ifndef __ASM_ARCH_PROCESSOR_H +#define __ASM_ARCH_PROCESSOR_H + +/* + * Bus types + */ +#define EISA_bus 0 +#define EISA_bus__is_a_macro /* for versions in ksyms.c */ +#define MCA_bus 0 +#define MCA_bus__is_a_macro /* for versions in ksyms.c */ + +/* + * User space: 3GB + */ +#define TASK_SIZE (0xc0000000UL) + +/* This decides where the kernel will search for a free chunk of vm + * space during mmap's. + */ +#define TASK_UNMAPPED_BASE (TASK_SIZE / 3) + +#define INIT_MMAP \ +{ &init_mm, 0, 0, PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, NULL, &init_mm.mmap } + +#endif diff --git a/include/asm-arm/arch-ebsa285/shmparam.h b/include/asm-arm/arch-ebsa285/shmparam.h new file mode 100644 index 000000000..9c36489cb --- /dev/null +++ b/include/asm-arm/arch-ebsa285/shmparam.h @@ -0,0 +1,5 @@ +/* + * linux/include/asm-arm/arch-ebsa110/shmparam.h + * + * Copyright (c) 1996 Russell King. + */ diff --git a/include/asm-arm/arch-ebsa285/system.h b/include/asm-arm/arch-ebsa285/system.h new file mode 100644 index 000000000..a3fed312c --- /dev/null +++ b/include/asm-arm/arch-ebsa285/system.h @@ -0,0 +1,24 @@ +/* + * linux/include/asm-arm/arch-ebsa285/system.h + * + * Copyright (c) 1996,1997,1998 Russell King. + */ +#include <asm/hardware.h> +#include <asm/leds.h> + +/* To reboot, we set up the 21285 watchdog and enable it. + * We then wait for it to timeout. + */ +extern __inline__ void arch_hard_reset (void) +{ + cli(); + *CSR_TIMER4_LOAD = 0x8000; + *CSR_TIMER4_CNTL = TIMER_CNTL_ENABLE | TIMER_CNTL_AUTORELOAD | TIMER_CNTL_DIV16; + *CSR_SA110_CNTL |= 1 << 13; + while(1); +} + +#define ARCH_IDLE_OK + +#define arch_start_idle() leds_event(led_idle_start) +#define arch_end_idle() leds_event(led_idle_end) diff --git a/include/asm-arm/arch-ebsa285/time.h b/include/asm-arm/arch-ebsa285/time.h new file mode 100644 index 000000000..cbc53293a --- /dev/null +++ b/include/asm-arm/arch-ebsa285/time.h @@ -0,0 +1,57 @@ +/* + * linux/include/asm-arm/arch-ebsa285/time.h + * + * Copyright (c) 1998 Russell King. + * + * No real time clock on the evalulation board! + * + * Changelog: + * 21-Mar-1998 RMK Created + */ + +#include <asm/leds.h> + +extern __inline__ unsigned long gettimeoffset (void) +{ + return 0; +} + +extern __inline__ int reset_timer (void) +{ + static unsigned int count = 50; + static int last_pid; + + *CSR_TIMER1_CLR = 0; + + if (current->pid != last_pid) { + last_pid = current->pid; + if (last_pid) + leds_event(led_idle_end); + else + leds_event(led_idle_start); + } + + if (--count == 0) { + count = 50; + leds_event(led_timer); + } + + return 1; +} + +/* + * We don't have a RTC to update! + */ +#define update_rtc() + +/* + * Set up timer interrupt, and return the current time in seconds. + */ +extern __inline__ unsigned long setup_timer (void) +{ + *CSR_TIMER1_CLR = 0; + *CSR_TIMER1_LOAD = LATCH; + *CSR_TIMER1_CNTL = TIMER_CNTL_ENABLE | TIMER_CNTL_AUTORELOAD | TIMER_CNTL_DIV16; + + return mktime(1970, 1, 1, 0, 0, 0); +} diff --git a/include/asm-arm/arch-ebsa285/timex.h b/include/asm-arm/arch-ebsa285/timex.h new file mode 100644 index 000000000..0a730a70e --- /dev/null +++ b/include/asm-arm/arch-ebsa285/timex.h @@ -0,0 +1,14 @@ +/* + * linux/include/asm-arm/arch-ebsa285/timex.h + * + * EBSA285 architecture timex specifications + * + * Copyright (C) 1998 Russell King + */ + +/* + * On the EBSA, the clock ticks at weird rates. + * This is therefore not used to calculate the + * divisor. + */ +#define CLOCK_TICK_RATE (50000000 / 16) diff --git a/include/asm-arm/arch-ebsa285/uncompress.h b/include/asm-arm/arch-ebsa285/uncompress.h new file mode 100644 index 000000000..d5260b027 --- /dev/null +++ b/include/asm-arm/arch-ebsa285/uncompress.h @@ -0,0 +1,33 @@ +/* + * linux/include/asm-arm/arch-ebsa110/uncompress.h + * + * Copyright (C) 1996,1997,1998 Russell King + */ + +/* + * This does not append a newline + */ +static void puts(const char *s) +{ + __asm__ __volatile__(" + ldrb %0, [%2], #1 + teq %0, #0 + beq 3f +1: strb %0, [%3] +2: ldrb %1, [%3, #0x14] + and %1, %1, #0x60 + teq %1, #0x60 + bne 2b + teq %0, #'\n' + moveq %0, #'\r' + beq 1b + ldrb %0, [%2], #1 + teq %0, #0 + bne 1b +3: " : : "r" (0), "r" (0), "r" (s), "r" (0xf0000be0) : "cc"); +} + +/* + * nothing to do + */ +#define arch_decomp_setup() |