diff options
Diffstat (limited to 'cpu/lh7a40x')
| -rw-r--r-- | cpu/lh7a40x/Makefile | 47 | ||||
| -rw-r--r-- | cpu/lh7a40x/config.mk | 32 | ||||
| -rw-r--r-- | cpu/lh7a40x/cpu.c | 65 | ||||
| -rw-r--r-- | cpu/lh7a40x/speed.c | 83 | ||||
| -rw-r--r-- | cpu/lh7a40x/start.S | 428 | ||||
| -rw-r--r-- | cpu/lh7a40x/timer.c | 193 | ||||
| -rw-r--r-- | cpu/lh7a40x/u-boot.lds | 56 |
7 files changed, 0 insertions, 904 deletions
diff --git a/cpu/lh7a40x/Makefile b/cpu/lh7a40x/Makefile deleted file mode 100644 index 1b3f58a..0000000 --- a/cpu/lh7a40x/Makefile +++ /dev/null @@ -1,47 +0,0 @@ -# -# (C) Copyright 2000-2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -include $(TOPDIR)/config.mk - -LIB = $(obj)lib$(CPU).a - -START = start.o -COBJS = cpu.o speed.o timer.o - -SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) -OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) -START := $(addprefix $(obj),$(START)) - -all: $(obj).depend $(START) $(LIB) - -$(LIB): $(OBJS) - $(AR) $(ARFLAGS) $@ $(OBJS) - -######################################################################### - -# defines $(obj).depend target -include $(SRCTREE)/rules.mk - -sinclude $(obj).depend - -######################################################################### diff --git a/cpu/lh7a40x/config.mk b/cpu/lh7a40x/config.mk deleted file mode 100644 index 47b2b7b..0000000 --- a/cpu/lh7a40x/config.mk +++ /dev/null @@ -1,32 +0,0 @@ -# -# (C) Copyright 2002 -# Gary Jennejohn, DENX Software Engineering, <garyj@denx.de> -# -# See file CREDITS for list of people who contributed to this -# project. -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; either version 2 of -# the License, or (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, -# MA 02111-1307 USA -# - -PLATFORM_RELFLAGS += -fno-common -ffixed-r8 -msoft-float - -PLATFORM_CPPFLAGS += -march=armv4 -# ========================================================================= -# -# Supply options according to compiler version -# -# ======================================================================== -PLATFORM_RELFLAGS +=$(call cc-option,-mshort-load-bytes,$(call cc-option,-malignment-traps,)) diff --git a/cpu/lh7a40x/cpu.c b/cpu/lh7a40x/cpu.c deleted file mode 100644 index b193189..0000000 --- a/cpu/lh7a40x/cpu.c +++ /dev/null @@ -1,65 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * (C) Copyright 2002 - * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* - * CPU specific code - */ - -#include <common.h> -#include <command.h> -#include <asm/system.h> - -static void cache_flush(void); - -int cleanup_before_linux (void) -{ - /* - * this function is called just before we call linux - * it prepares the processor for linux - * - * we turn off caches etc ... - */ - - disable_interrupts (); - - /* turn off I/D-cache */ - icache_disable(); - dcache_disable(); - - /* flush I/D-cache */ - cache_flush(); - - return 0; -} - -/* flush I/D-cache */ -static void cache_flush (void) -{ - unsigned long i = 0; - - asm ("mcr p15, 0, %0, c7, c7, 0": :"r" (i)); -} diff --git a/cpu/lh7a40x/speed.c b/cpu/lh7a40x/speed.c deleted file mode 100644 index 333ebb5..0000000 --- a/cpu/lh7a40x/speed.c +++ /dev/null @@ -1,83 +0,0 @@ -/* - * (C) Copyright 2001-2004 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2002 - * David Mueller, ELSOFT AG, d.mueller@elsoft.ch - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <lh7a40x.h> - - -/* ------------------------------------------------------------------------- */ -/* NOTE: This describes the proper use of this file. - * - * CONFIG_SYS_CLK_FREQ should be defined as the input frequency of the PLL. - * - * get_FCLK(), get_HCLK(), get_PCLK() return the clock of - * the specified bus in HZ. - */ -/* ------------------------------------------------------------------------- */ - -ulong get_PLLCLK (void) -{ - return CONFIG_SYS_CLK_FREQ; -} - -/* return FCLK frequency */ -ulong get_FCLK (void) -{ - lh7a40x_csc_t* csc = LH7A40X_CSC_PTR; - ulong maindiv1, maindiv2, prediv, ps; - - /* - * from userguide 6.1.1.2 - * - * FCLK = ((MAINDIV1 +2) * (MAINDIV2 +2) * 14.7456MHz) / - * ((PREDIV+2) * (2^PS)) - */ - maindiv2 = (csc->clkset & CLKSET_MAINDIV2) >> 11; - maindiv1 = (csc->clkset & CLKSET_MAINDIV1) >> 7; - prediv = (csc->clkset & CLKSET_PREDIV) >> 2; - ps = (csc->clkset & CLKSET_PS) >> 16; - - return (((maindiv2 + 2) * (maindiv1 + 2) * CONFIG_SYS_CLK_FREQ) / - ((prediv + 2) * (1 << ps))); -} - - -/* return HCLK frequency */ -ulong get_HCLK (void) -{ - lh7a40x_csc_t* csc = LH7A40X_CSC_PTR; - - return (get_FCLK () / ((csc->clkset & CLKSET_HCLKDIV) + 1)); -} - -/* return PCLK frequency */ -ulong get_PCLK (void) -{ - lh7a40x_csc_t* csc = LH7A40X_CSC_PTR; - - return (get_HCLK () / - (1 << (((csc->clkset & CLKSET_PCLKDIV) >> 16) + 1))); -} diff --git a/cpu/lh7a40x/start.S b/cpu/lh7a40x/start.S deleted file mode 100644 index a1321b1..0000000 --- a/cpu/lh7a40x/start.S +++ /dev/null @@ -1,428 +0,0 @@ -/* - * armboot - Startup Code for ARM920 CPU-core - * - * Copyright (c) 2001 Marius Gröger <mag@sysgo.de> - * Copyright (c) 2002 Alex Züpke <azu@sysgo.de> - * Copyright (c) 2002 Gary Jennejohn <garyj@denx.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - - -#include <config.h> -#include <version.h> - - -/* - ************************************************************************* - * - * Jump vector table as in table 3.1 in [1] - * - ************************************************************************* - */ - - -.globl _start -_start: b reset - ldr pc, _undefined_instruction - ldr pc, _software_interrupt - ldr pc, _prefetch_abort - ldr pc, _data_abort - ldr pc, _not_used - ldr pc, _irq - ldr pc, _fiq - -_undefined_instruction: .word undefined_instruction -_software_interrupt: .word software_interrupt -_prefetch_abort: .word prefetch_abort -_data_abort: .word data_abort -_not_used: .word not_used -_irq: .word irq -_fiq: .word fiq - - .balignl 16,0xdeadbeef - - -/* - ************************************************************************* - * - * Startup Code (reset vector) - * - * do important init only if we don't start from memory! - * relocate armboot to ram - * setup stack - * jump to second stage - * - ************************************************************************* - */ - -_TEXT_BASE: - .word TEXT_BASE - -.globl _armboot_start -_armboot_start: - .word _start - -/* - * These are defined in the board-specific linker script. - */ -.globl _bss_start -_bss_start: - .word __bss_start - -.globl _bss_end -_bss_end: - .word _end - -#ifdef CONFIG_USE_IRQ -/* IRQ stack memory (calculated at run-time) */ -.globl IRQ_STACK_START -IRQ_STACK_START: - .word 0x0badc0de - -/* IRQ stack memory (calculated at run-time) */ -.globl FIQ_STACK_START -FIQ_STACK_START: - .word 0x0badc0de -#endif - - -/* - * the actual reset code - */ - -reset: - /* - * set the cpu to SVC32 mode - */ - mrs r0,cpsr - bic r0,r0,#0x1f - orr r0,r0,#0xd3 - msr cpsr,r0 - -#define pWDTCTL 0x80001400 /* Watchdog Timer control register */ -#define pINTENC 0x8000050C /* Interupt-Controller enable clear register */ -#define pCLKSET 0x80000420 /* clock divisor register */ - - /* disable watchdog, set watchdog control register to - * all zeros (default reset) - */ - ldr r0, =pWDTCTL - mov r1, #0x0 - str r1, [r0] - - /* - * mask all IRQs by setting all bits in the INTENC register (default) - */ - mov r1, #0xffffffff - ldr r0, =pINTENC - str r1, [r0] - - /* FCLK:HCLK:PCLK = 1:2:2 */ - /* default FCLK is 200 MHz, using 14.7456 MHz fin */ - ldr r0, =pCLKSET - ldr r1, =0x0004ee39 -@ ldr r1, =0x0005ee39 @ 1: 2: 4 - str r1, [r0] - - /* - * we do sys-critical inits only at reboot, - * not when booting from ram! - */ -#ifndef CONFIG_SKIP_LOWLEVEL_INIT - bl cpu_init_crit -#endif - -#ifndef CONFIG_SKIP_RELOCATE_UBOOT -relocate: /* relocate U-Boot to RAM */ - adr r0, _start /* r0 <- current position of code */ - ldr r1, _TEXT_BASE /* test if we run from flash or RAM */ - cmp r0, r1 /* don't reloc during debug */ - beq stack_setup - - ldr r2, _armboot_start - ldr r3, _bss_start - sub r2, r3, r2 /* r2 <- size of armboot */ - add r2, r0, r2 /* r2 <- source end address */ - -copy_loop: - ldmia r0!, {r3-r10} /* copy from source address [r0] */ - stmia r1!, {r3-r10} /* copy to target address [r1] */ - cmp r0, r2 /* until source end addreee [r2] */ - blt copy_loop /* a 'ble' here actually copies */ - /* four bytes of bss */ -#endif /* CONFIG_SKIP_RELOCATE_UBOOT */ - - /* Set up the stack */ -stack_setup: - ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */ - sub r0, r0, #CONFIG_SYS_MALLOC_LEN /* malloc area */ - sub r0, r0, #CONFIG_SYS_GBL_DATA_SIZE /* bdinfo */ -#ifdef CONFIG_USE_IRQ - sub r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ) -#endif - sub sp, r0, #12 /* leave 3 words for abort-stack */ - -clear_bss: - ldr r0, _bss_start /* find start of bss segment */ - @add r0, r0, #4 /* start at first byte of bss */ - /* why inc. 4 bytes past then? */ - ldr r1, _bss_end /* stop here */ - mov r2, #0x00000000 /* clear */ - -clbss_l:str r2, [r0] /* clear loop... */ - add r0, r0, #4 - cmp r0, r1 - ble clbss_l - - ldr pc, _start_armboot - -_start_armboot: .word start_armboot - - -/* - ************************************************************************* - * - * CPU_init_critical registers - * - * setup important registers - * setup memory timing - * - ************************************************************************* - */ - - -cpu_init_crit: - /* - * flush v4 I/D caches - */ - mov r0, #0 - mcr p15, 0, r0, c7, c7, 0 /* flush v3/v4 cache */ - mcr p15, 0, r0, c8, c7, 0 /* flush v4 TLB */ - - /* - * disable MMU stuff and caches - */ - mrc p15, 0, r0, c1, c0, 0 - bic r0, r0, #0x00002300 @ clear bits 13, 9:8 (--V- --RS) - bic r0, r0, #0x00000087 @ clear bits 7, 2:0 (B--- -CAM) - orr r0, r0, #0x00000002 @ set bit 2 (A) Align - orr r0, r0, #0x00001000 @ set bit 12 (I) I-Cache - orr r0, r0, #0x40000000 @ set bit 30 (nF) notFastBus - mcr p15, 0, r0, c1, c0, 0 - - - /* - * before relocating, we have to setup RAM timing - * because memory timing is board-dependend, you will - * find a lowlevel_init.S in your board directory. - */ - mov ip, lr - bl lowlevel_init - mov lr, ip - - mov pc, lr - - -/* - ************************************************************************* - * - * Interrupt handling - * - ************************************************************************* - */ - -@ -@ IRQ stack frame. -@ -#define S_FRAME_SIZE 72 - -#define S_OLD_R0 68 -#define S_PSR 64 -#define S_PC 60 -#define S_LR 56 -#define S_SP 52 - -#define S_IP 48 -#define S_FP 44 -#define S_R10 40 -#define S_R9 36 -#define S_R8 32 -#define S_R7 28 -#define S_R6 24 -#define S_R5 20 -#define S_R4 16 -#define S_R3 12 -#define S_R2 8 -#define S_R1 4 -#define S_R0 0 - -#define MODE_SVC 0x13 -#define I_BIT 0x80 - -/* - * use bad_save_user_regs for abort/prefetch/undef/swi ... - * use irq_save_user_regs / irq_restore_user_regs for IRQ/FIQ handling - */ - - .macro bad_save_user_regs - sub sp, sp, #S_FRAME_SIZE - stmia sp, {r0 - r12} @ Calling r0-r12 - ldr r2, _armboot_start - sub r2, r2, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN) - sub r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ set base 2 words into abort stack - ldmia r2, {r2 - r3} @ get pc, cpsr - add r0, sp, #S_FRAME_SIZE @ restore sp_SVC - - add r5, sp, #S_SP - mov r1, lr - stmia r5, {r0 - r3} @ save sp_SVC, lr_SVC, pc, cpsr - mov r0, sp - .endm - - .macro irq_save_user_regs - sub sp, sp, #S_FRAME_SIZE - stmia sp, {r0 - r12} @ Calling r0-r12 - add r8, sp, #S_PC - stmdb r8, {sp, lr}^ @ Calling SP, LR - str lr, [r8, #0] @ Save calling PC - mrs r6, spsr - str r6, [r8, #4] @ Save CPSR - str r0, [r8, #8] @ Save OLD_R0 - mov r0, sp - .endm - - .macro irq_restore_user_regs - ldmia sp, {r0 - lr}^ @ Calling r0 - lr - mov r0, r0 - ldr lr, [sp, #S_PC] @ Get PC - add sp, sp, #S_FRAME_SIZE - subs pc, lr, #4 @ return & move spsr_svc into cpsr - .endm - - .macro get_bad_stack - ldr r13, _armboot_start @ setup our mode stack - sub r13, r13, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN) - sub r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ reserved a couple spots in abort stack - - str lr, [r13] @ save caller lr / spsr - mrs lr, spsr - str lr, [r13, #4] - - mov r13, #MODE_SVC @ prepare SVC-Mode - @ msr spsr_c, r13 - msr spsr, r13 - mov lr, pc - movs pc, lr - .endm - - .macro get_irq_stack @ setup IRQ stack - ldr sp, IRQ_STACK_START - .endm - - .macro get_fiq_stack @ setup FIQ stack - ldr sp, FIQ_STACK_START - .endm - -/* - * exception handlers - */ - .align 5 -undefined_instruction: - get_bad_stack - bad_save_user_regs - bl do_undefined_instruction - - .align 5 -software_interrupt: - get_bad_stack - bad_save_user_regs - bl do_software_interrupt - - .align 5 -prefetch_abort: - get_bad_stack - bad_save_user_regs - bl do_prefetch_abort - - .align 5 -data_abort: - get_bad_stack - bad_save_user_regs - bl do_data_abort - - .align 5 -not_used: - get_bad_stack - bad_save_user_regs - bl do_not_used - -#ifdef CONFIG_USE_IRQ - - .align 5 -irq: - get_irq_stack - irq_save_user_regs - bl do_irq - irq_restore_user_regs - - .align 5 -fiq: - get_fiq_stack - /* someone ought to write a more effiction fiq_save_user_regs */ - irq_save_user_regs - bl do_fiq - irq_restore_user_regs - -#else - - .align 5 -irq: - get_bad_stack - bad_save_user_regs - bl do_irq - - .align 5 -fiq: - get_bad_stack - bad_save_user_regs - bl do_fiq - -#endif - - .align 5 -.globl reset_cpu -reset_cpu: - bl disable_interrupts - - /* Disable watchdog */ - ldr r1, =pWDTCTL - mov r3, #0 - str r3, [r1] - - /* reset counter */ - ldr r3, =0x00001984 - str r3, [r1, #4] - - /* Enable the watchdog */ - mov r3, #1 - str r3, [r1] - -_loop_forever: - b _loop_forever diff --git a/cpu/lh7a40x/timer.c b/cpu/lh7a40x/timer.c deleted file mode 100644 index 2691315..0000000 --- a/cpu/lh7a40x/timer.c +++ /dev/null @@ -1,193 +0,0 @@ -/* - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Alex Zuepke <azu@sysgo.de> - * - * (C) Copyright 2002 - * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include <lh7a40x.h> - -static ulong timer_load_val = 0; - -/* macro to read the 16 bit timer */ -static inline ulong READ_TIMER(void) -{ - lh7a40x_timers_t* timers = LH7A40X_TIMERS_PTR; - lh7a40x_timer_t* timer = &timers->timer1; - - return (timer->value & 0x0000ffff); -} - -static ulong timestamp; -static ulong lastdec; - -int timer_init (void) -{ - lh7a40x_timers_t* timers = LH7A40X_TIMERS_PTR; - lh7a40x_timer_t* timer = &timers->timer1; - - /* a periodic timer using the 508kHz source */ - timer->control = (TIMER_PER | TIMER_CLK508K); - - if (timer_load_val == 0) { - /* - * 10ms period with 508.469kHz clock = 5084 - */ - timer_load_val = CONFIG_SYS_HZ/100; - } - - /* load value for 10 ms timeout */ - lastdec = timer->load = timer_load_val; - - /* auto load, start timer */ - timer->control = timer->control | TIMER_EN; - timestamp = 0; - - return (0); -} - -/* - * timer without interrupts - */ - -void reset_timer (void) -{ - reset_timer_masked (); -} - -ulong get_timer (ulong base) -{ - return (get_timer_masked() - base); -} - -void set_timer (ulong t) -{ - timestamp = t; -} - -void __udelay (unsigned long usec) -{ - ulong tmo,tmp; - - /* normalize */ - if (usec >= 1000) { - tmo = usec / 1000; - tmo *= CONFIG_SYS_HZ; - tmo /= 1000; - } - else { - if (usec > 1) { - tmo = usec * CONFIG_SYS_HZ; - tmo /= (1000*1000); - } - else - tmo = 1; - } - - /* check for rollover during this delay */ - tmp = get_timer (0); - if ((tmp + tmo) < tmp ) - reset_timer_masked(); /* timer would roll over */ - else - tmo += tmp; - - while (get_timer_masked () < tmo); -} - -void reset_timer_masked (void) -{ - /* reset time */ - lastdec = READ_TIMER(); - timestamp = 0; -} - -ulong get_timer_masked (void) -{ - ulong now = READ_TIMER(); - - if (lastdec >= now) { - /* normal mode */ - timestamp += (lastdec - now); - } else { - /* we have an overflow ... */ - timestamp += ((lastdec + timer_load_val) - now); - } - lastdec = now; - - return timestamp; -} - -void udelay_masked (unsigned long usec) -{ - ulong tmo; - ulong endtime; - signed long diff; - - /* normalize */ - if (usec >= 1000) { - tmo = usec / 1000; - tmo *= CONFIG_SYS_HZ; - tmo /= 1000; - } else { - if (usec > 1) { - tmo = usec * CONFIG_SYS_HZ; - tmo /= (1000*1000); - } else { - tmo = 1; - } - } - - endtime = get_timer_masked () + tmo; - - do { - ulong now = get_timer_masked (); - diff = endtime - now; - } while (diff >= 0); -} - -/* - * This function is derived from PowerPC code (read timebase as long long). - * On ARM it just returns the timer value. - */ -unsigned long long get_ticks(void) -{ - return get_timer(0); -} - -/* - * This function is derived from PowerPC code (timebase clock frequency). - * On ARM it returns the number of timer ticks per second. - */ -ulong get_tbclk (void) -{ - ulong tbclk; - - tbclk = timer_load_val * 100; - - return tbclk; -} diff --git a/cpu/lh7a40x/u-boot.lds b/cpu/lh7a40x/u-boot.lds deleted file mode 100644 index e7543c9..0000000 --- a/cpu/lh7a40x/u-boot.lds +++ /dev/null @@ -1,56 +0,0 @@ -/* - * (C) Copyright 2002 - * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm") -OUTPUT_ARCH(arm) -ENTRY(_start) -SECTIONS -{ - . = 0x00000000; - - . = ALIGN(4); - .text : - { - cpu/lh7a40x/start.o (.text) - *(.text) - } - - . = ALIGN(4); - .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } - - . = ALIGN(4); - .data : { *(.data) } - - . = ALIGN(4); - .got : { *(.got) } - - . = .; - __u_boot_cmd_start = .; - .u_boot_cmd : { *(.u_boot_cmd) } - __u_boot_cmd_end = .; - - . = ALIGN(4); - __bss_start = .; - .bss (NOLOAD) : { *(.bss) . = ALIGN(4); } - _end = .; -} |