sparc: Remove non-generic board init files: board.c, time.c
Remove the board.c and time.c files and all associated non-generic board initialization code. Signed-off-by: Francois Retief <fgretief@spaceteq.co.za>utp
Francois Retief
parent
f376c42f3b
commit
7a4fb11b85
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@ -14,9 +14,6 @@
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#include <config.h>
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#define TIMER_BASE_CLK 1000000
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#define US_PER_TICK (1000000 / CONFIG_SYS_HZ)
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DECLARE_GLOBAL_DATA_PTR;
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/*
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@ -77,48 +74,8 @@ int cpu_init_r(void)
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return 0;
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}
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/* Uses Timer 0 to get accurate
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* pauses. Max 2 raised to 32 ticks
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*
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/* initiate and setup timer0 to configured HZ. Base clock is 1MHz.
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*/
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void cpu_wait_ticks(unsigned long ticks)
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{
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unsigned long start = get_timer(0);
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while (get_timer(start) < ticks) ;
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}
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/* initiate and setup timer0 interrupt to configured HZ. Base clock is 1MHz.
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* Return irq number for timer int or a negative number for
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* dealing with self
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*/
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int timer_interrupt_init_cpu(void)
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{
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LEON2_regs *leon2 = (LEON2_regs *) LEON2_PREGS;
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/* SYS_HZ ticks per second */
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leon2->Timer_Counter_1 = 0;
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leon2->Timer_Reload_1 = (TIMER_BASE_CLK / CONFIG_SYS_HZ) - 1;
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leon2->Timer_Control_1 =
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(LEON2_TIMER_CTRL_EN | LEON2_TIMER_CTRL_RS | LEON2_TIMER_CTRL_LD);
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return LEON2_TIMER1_IRQNO;
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}
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/*
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* This function is intended for SHORT delays only.
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*/
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unsigned long cpu_usec2ticks(unsigned long usec)
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{
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if (usec < US_PER_TICK)
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return 1;
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return usec / US_PER_TICK;
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}
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unsigned long cpu_ticks2usec(unsigned long ticks)
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{
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return ticks * US_PER_TICK;
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}
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int timer_init(void)
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{
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LEON2_regs *leon2 = (LEON2_regs *)LEON2_PREGS;
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@ -118,20 +118,6 @@ int interrupt_init_cpu(void)
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/****************************************************************************/
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/* Handle Timer 0 IRQ */
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void timer_interrupt_cpu(void *arg)
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{
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LEON2_regs *leon2 = (LEON2_regs *) LEON2_PREGS;
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leon2->Timer_Control_1 =
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(LEON2_TIMER_CTRL_EN | LEON2_TIMER_CTRL_RS | LEON2_TIMER_CTRL_LD);
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/* nothing to do here */
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return;
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}
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/****************************************************************************/
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/*
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* Install and free a interrupt handler.
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*/
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@ -11,7 +11,6 @@
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#include <asm/asi.h>
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#include <asm/leon.h>
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#include <asm/io.h>
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#include <asm/irq.h>
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#include <ambapp.h>
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#include <grlib/irqmp.h>
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#include <grlib/gptimer.h>
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@ -29,9 +28,6 @@
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#define CONFIG_SYS_GRLIB_GPTIMER_INDEX 0
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#endif
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#define TIMER_BASE_CLK 1000000
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#define US_PER_TICK (1000000 / CONFIG_SYS_HZ)
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DECLARE_GLOBAL_DATA_PTR;
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ambapp_dev_irqmp *irqmp = NULL;
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@ -142,63 +138,7 @@ int cpu_init_r(void)
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return 0;
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}
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/* Busy wait a number of ms */
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void cpu_wait_ms_busy(unsigned long ms)
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{
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unsigned int ms_delay;
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volatile unsigned int tmp;
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/* ~10-20 cycles per decrement */
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ms_delay = leon_cpu_freq / (1000 * 10);
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do {
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/* Wait ~1ms */
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tmp = ms_delay;
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while (tmp-- > 0)
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;
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} while (--ms > 0);
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}
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/* Uses Timer 0 to get accurate
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* pauses. Max 2 raised to 32 ticks
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*
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*/
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void cpu_wait_ticks(unsigned long ticks)
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{
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unsigned long start;
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if (interrupt_is_enabled()) {
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start = get_timer(0);
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while (get_timer(start) < ticks)
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;
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} else {
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/* Interrupts disabled, this means that we cannot
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* use get_timer(), it relies on IRQ. Instead the
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* CPU frequency is used.
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*/
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cpu_wait_ms_busy(ticks2usec(ticks) / 1000);
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}
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}
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int timer_interrupt_init_cpu(void)
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{
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return -1;
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}
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/*
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* This function is intended for SHORT delays only.
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*/
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unsigned long cpu_usec2ticks(unsigned long usec)
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{
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if (usec < US_PER_TICK)
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return 1;
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return usec / US_PER_TICK;
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}
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unsigned long cpu_ticks2usec(unsigned long ticks)
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{
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return ticks * US_PER_TICK;
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}
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int timer_init(void)
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{
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ambapp_dev_gptimer_element *tmr;
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@ -124,17 +124,6 @@ int interrupt_init_cpu(void)
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/****************************************************************************/
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/* Handle Timer 0 IRQ */
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void timer_interrupt_cpu(void *arg)
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{
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gptimer->e[0].ctrl = (GPTIMER_CTRL_EN | GPTIMER_CTRL_RS |
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GPTIMER_CTRL_LD | GPTIMER_CTRL_IE);
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/* nothing to do here */
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return;
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}
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/****************************************************************************/
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/*
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* Install and free a interrupt handler.
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*/
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@ -2,56 +2,23 @@
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* (C) Copyright 2000 - 2002
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* (C) Copyright 2007, From asm-ppc/u-boot.h
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* Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
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* (C) Copyright 2007, 2015
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* Daniel Hellstrom, Cobham Gaisler, daniel@gaisler.com.
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*
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* SPDX-License-Identifier: GPL-2.0+
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********************************************************************
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* NOTE: This header file defines an interface to U-Boot. Including
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* this (unmodified) header file in another file is considered normal
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* use of U-Boot, and does *not* fall under the heading of "derived
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* work".
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********************************************************************
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*/
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#ifndef __U_BOOT_H__
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#define __U_BOOT_H__
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#ifdef CONFIG_SYS_GENERIC_BOARD
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/* Use the generic board which requires a unified bd_info */
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#include <asm-generic/u-boot.h>
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#else
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/*
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* Currently, this Board information is not passed to
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/* Currently, this board information is not passed to
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* Linux kernel from U-Boot, but may be passed to other
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* Operating systems. This is because U-boot emulates
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* a SUN PROM loader (from Linux point of view).
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*
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* include/asm-sparc/u-boot.h
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*/
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#ifndef __ASSEMBLY__
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typedef struct bd_info {
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unsigned long bi_memstart; /* start of DRAM memory */
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phys_size_t bi_memsize; /* size of DRAM memory in bytes */
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unsigned long bi_flashstart; /* start of FLASH memory */
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unsigned long bi_flashsize; /* size of FLASH memory */
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unsigned long bi_flashoffset; /* reserved area for startup monitor */
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unsigned long bi_sramstart; /* start of SRAM memory */
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unsigned long bi_sramsize; /* size of SRAM memory */
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unsigned long bi_bootflags; /* boot / reboot flag (for LynxOS) */
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unsigned short bi_ethspeed; /* Ethernet speed in Mbps */
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unsigned long bi_intfreq; /* Internal Freq, in MHz */
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unsigned long bi_busfreq; /* Bus Freq, in MHz */
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} bd_t;
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#endif /* __ASSEMBLY__ */
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#endif /* !CONFIG_SYS_GENERIC_BOARD */
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#include <asm-generic/u-boot.h>
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/* For image.h:image_check_target_arch() */
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#define IH_ARCH_DEFAULT IH_ARCH_SPARC
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#endif /* __U_BOOT_H__ */
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#endif
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@ -5,9 +5,5 @@
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# SPDX-License-Identifier: GPL-2.0+
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#
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obj-y = cache.o interrupts.o time.o
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obj-y = cache.o interrupts.o
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obj-$(CONFIG_CMD_BOOTM) += bootm.o
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ifndef CONFIG_SYS_GENERIC_BOARD
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obj-y += board.o
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endif
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@ -1,398 +0,0 @@
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/* SPARC Board initialization
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*
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* (C) Copyright 2000-2006
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* (C) Copyright 2007
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* Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <command.h>
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#include <console.h>
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#include <malloc.h>
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#include <stdio_dev.h>
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#include <config.h>
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#if defined(CONFIG_CMD_IDE)
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#include <ide.h>
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#endif
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#ifdef CONFIG_STATUS_LED
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#include <status_led.h>
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#endif
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#include <net.h>
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#include <serial.h>
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#include <version.h>
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#if defined(CONFIG_POST)
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#include <post.h>
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#endif
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#ifdef CONFIG_PS2KBD
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#include <keyboard.h>
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#endif
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#ifdef CONFIG_CMD_AMBAPP
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#include <ambapp.h>
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#endif
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#ifdef CONFIG_BITBANGMII
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#include <miiphy.h>
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#endif
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DECLARE_GLOBAL_DATA_PTR;
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/* Debug options
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#define DEBUG_INIT_SEQUENCE
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#define DEBUG_MEM_LAYOUT
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#define DEBUG_COMMANDS
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*/
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extern void timer_interrupt_init(void);
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extern int do_ambapp_print(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]);
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extern int prom_init(void);
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#if defined(CONFIG__CMD_DOC)
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void doc_init(void);
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#endif
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#if !defined(CONFIG_SYS_NO_FLASH)
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static char *failed = "*** failed ***\n";
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#endif
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#include <environment.h>
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ulong monitor_flash_len;
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/************************************************************************
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* Init Utilities *
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************************************************************************
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* Some of this code should be moved into the core functions,
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* but let's get it working (again) first...
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*/
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static int init_baudrate(void)
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{
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gd->baudrate = getenv_ulong("baudrate", 10, CONFIG_BAUDRATE);
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return 0;
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}
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/***********************************************************************/
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/*
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* All attempts to come up with a "common" initialization sequence
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* that works for all boards and architectures failed: some of the
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* requirements are just _too_ different. To get rid of the resulting
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* mess of board dependend #ifdef'ed code we now make the whole
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* initialization sequence configurable to the user.
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*
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* The requirements for any new initalization function is simple: it
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* receives a pointer to the "global data" structure as it's only
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* argument, and returns an integer return code, where 0 means
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* "continue" and != 0 means "fatal error, hang the system".
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*/
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typedef int (init_fnc_t) (void);
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#define WATCHDOG_RESET(x)
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/************************************************************************
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* Initialization sequence *
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************************************************************************
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*/
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init_fnc_t *init_sequence[] = {
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#if defined(CONFIG_BOARD_EARLY_INIT_F)
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board_early_init_f,
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#endif
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serial_init,
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init_timebase,
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#if defined(CONFIG_CMD_AMBAPP)
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ambapp_init_reloc,
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#endif
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env_init,
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init_baudrate,
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console_init_f,
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display_options,
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checkcpu,
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checkboard,
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#if defined(CONFIG_MISC_INIT_F)
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misc_init_f,
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#endif
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#ifdef CONFIG_POST
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post_init_f,
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#endif
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NULL, /* Terminate this list,
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* beware: this list will be relocated
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* which means that NULL will become
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* NULL+RELOC_OFFSET. We simply make
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* NULL be -RELOC_OFFSET instead.
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*/
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};
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/************************************************************************
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*
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* This is the SPARC board initialization routine, running from RAM.
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*
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************************************************************************
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*/
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#ifdef DEBUG_INIT_SEQUENCE
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char *str_init_seq = "INIT_SEQ 00\n";
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char *str_init_seq_done = "\n\rInit sequence done...\r\n\r\n";
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#endif
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void board_init_f(ulong bootflag)
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{
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bd_t *bd;
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init_fnc_t **init_fnc_ptr;
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int j;
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#ifndef CONFIG_SYS_NO_FLASH
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ulong flash_size;
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#endif
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gd = (gd_t *) (CONFIG_SYS_GBL_DATA_OFFSET);
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/* Clear initial global data */
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memset((void *)gd, 0, sizeof(gd_t));
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gd->bd = (bd_t *) (gd + 1); /* At end of global data */
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gd->baudrate = CONFIG_BAUDRATE;
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gd->cpu_clk = CONFIG_SYS_CLK_FREQ;
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bd = gd->bd;
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bd->bi_memstart = CONFIG_SYS_RAM_BASE;
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bd->bi_memsize = CONFIG_SYS_RAM_SIZE;
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bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
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#if defined(CONFIG_SYS_SRAM_BASE) && defined(CONFIG_SYS_SRAM_SIZE)
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bd->bi_sramstart = CONFIG_SYS_SRAM_BASE;
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bd->bi_sramsize = CONFIG_SYS_SRAM_SIZE;
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#endif
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bd->bi_bootflags = bootflag; /* boot / reboot flag (for LynxOS) */
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gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
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gd->reloc_off = CONFIG_SYS_RELOC_MONITOR_BASE - CONFIG_SYS_MONITOR_BASE;
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for (init_fnc_ptr = init_sequence, j = 0; *init_fnc_ptr;
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++init_fnc_ptr, j++) {
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#ifdef DEBUG_INIT_SEQUENCE
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if (j > 9)
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str_init_seq[9] = '0' + (j / 10);
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str_init_seq[10] = '0' + (j - (j / 10) * 10);
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serial_puts(str_init_seq);
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#endif
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if ((*init_fnc_ptr + gd->reloc_off) () != 0) {
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hang();
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}
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}
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#ifdef DEBUG_INIT_SEQUENCE
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serial_puts(str_init_seq_done);
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#endif
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/*
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* Now that we have DRAM mapped and working, we can
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* relocate the code and continue running from DRAM.
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*
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* Reserve memory at end of RAM for (top down in that order):
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* - kernel log buffer
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* - protected RAM
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* - LCD framebuffer
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* - monitor code
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* - board info struct
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*/
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#ifdef DEBUG_MEM_LAYOUT
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printf("CONFIG_SYS_MONITOR_BASE: 0x%lx\n", CONFIG_SYS_MONITOR_BASE);
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printf("CONFIG_ENV_ADDR: 0x%lx\n", CONFIG_ENV_ADDR);
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printf("CONFIG_SYS_RELOC_MONITOR_BASE: 0x%lx (%d)\n", CONFIG_SYS_RELOC_MONITOR_BASE,
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CONFIG_SYS_MONITOR_LEN);
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printf("CONFIG_SYS_MALLOC_BASE: 0x%lx (%d)\n", CONFIG_SYS_MALLOC_BASE,
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CONFIG_SYS_MALLOC_LEN);
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printf("CONFIG_SYS_INIT_SP_OFFSET: 0x%lx (%d)\n", CONFIG_SYS_INIT_SP_OFFSET,
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CONFIG_SYS_STACK_SIZE);
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printf("CONFIG_SYS_PROM_OFFSET: 0x%lx (%d)\n", CONFIG_SYS_PROM_OFFSET,
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CONFIG_SYS_PROM_SIZE);
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printf("CONFIG_SYS_GBL_DATA_OFFSET: 0x%lx (%d)\n", CONFIG_SYS_GBL_DATA_OFFSET,
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GENERATED_GBL_DATA_SIZE);
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#endif
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#ifdef CONFIG_POST
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post_bootmode_init();
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post_run(NULL, POST_ROM | post_bootmode_get(0));
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#endif
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#if defined(CONFIG_NEEDS_MANUAL_RELOC)
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/*
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* We have to relocate the command table manually
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*/
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fixup_cmdtable(ll_entry_start(cmd_tbl_t, cmd),
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ll_entry_count(cmd_tbl_t, cmd));
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#endif /* defined(CONFIG_NEEDS_MANUAL_RELOC) */
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|
||||
#if defined(CONFIG_CMD_AMBAPP) && defined(CONFIG_SYS_AMBAPP_PRINT_ON_STARTUP)
|
||||
puts("AMBA:\n");
|
||||
do_ambapp_print(NULL, 0, 0, NULL);
|
||||
#endif
|
||||
|
||||
/* initialize higher level parts of CPU like time base and timers */
|
||||
cpu_init_r();
|
||||
|
||||
/* start timer */
|
||||
timer_interrupt_init();
|
||||
|
||||
/*
|
||||
* Enable Interrupts before any calls to udelay,
|
||||
* the flash driver may use udelay resulting in
|
||||
* a hang if not timer0 IRQ is enabled.
|
||||
*/
|
||||
interrupt_init();
|
||||
|
||||
/* The Malloc area is immediately below the monitor copy in RAM */
|
||||
mem_malloc_init(CONFIG_SYS_MALLOC_BASE,
|
||||
CONFIG_SYS_MALLOC_END - CONFIG_SYS_MALLOC_BASE);
|
||||
|
||||
#if !defined(CONFIG_SYS_NO_FLASH)
|
||||
puts("Flash: ");
|
||||
|
||||
if ((flash_size = flash_init()) > 0) {
|
||||
# ifdef CONFIG_SYS_FLASH_CHECKSUM
|
||||
print_size(flash_size, "");
|
||||
/*
|
||||
* Compute and print flash CRC if flashchecksum is set to 'y'
|
||||
*
|
||||
* NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
|
||||
*/
|
||||
if (getenv_yesno("flashchecksum") == 1) {
|
||||
printf(" CRC: %08lX",
|
||||
crc32(0, (const unsigned char *)CONFIG_SYS_FLASH_BASE,
|
||||
flash_size)
|
||||
);
|
||||
}
|
||||
putc('\n');
|
||||
# else /* !CONFIG_SYS_FLASH_CHECKSUM */
|
||||
print_size(flash_size, "\n");
|
||||
# endif /* CONFIG_SYS_FLASH_CHECKSUM */
|
||||
} else {
|
||||
puts(failed);
|
||||
hang();
|
||||
}
|
||||
|
||||
bd->bi_flashstart = CONFIG_SYS_FLASH_BASE; /* update start of FLASH memory */
|
||||
bd->bi_flashsize = flash_size; /* size of FLASH memory (final value) */
|
||||
#if CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
|
||||
bd->bi_flashoffset = monitor_flash_len; /* reserved area for startup monitor */
|
||||
#else
|
||||
bd->bi_flashoffset = 0;
|
||||
#endif
|
||||
#else /* CONFIG_SYS_NO_FLASH */
|
||||
bd->bi_flashsize = 0;
|
||||
bd->bi_flashstart = 0;
|
||||
bd->bi_flashoffset = 0;
|
||||
#endif /* !CONFIG_SYS_NO_FLASH */
|
||||
|
||||
#ifdef CONFIG_SPI
|
||||
# if !defined(CONFIG_ENV_IS_IN_EEPROM)
|
||||
spi_init_f();
|
||||
# endif
|
||||
spi_init_r();
|
||||
#endif
|
||||
|
||||
/* relocate environment function pointers etc. */
|
||||
env_relocate();
|
||||
|
||||
#if defined(CONFIG_BOARD_LATE_INIT)
|
||||
board_late_init();
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_ID_EEPROM
|
||||
mac_read_from_eeprom();
|
||||
#endif
|
||||
|
||||
#if defined(CONFIG_PCI)
|
||||
/*
|
||||
* Do pci configuration
|
||||
*/
|
||||
pci_init();
|
||||
#endif
|
||||
|
||||
/* Initialize stdio devices */
|
||||
stdio_init();
|
||||
|
||||
/* Initialize the jump table for applications */
|
||||
jumptable_init();
|
||||
|
||||
/* Initialize the console (after the relocation and devices init) */
|
||||
console_init_r();
|
||||
|
||||
#ifdef CONFIG_STATUS_LED
|
||||
status_led_set(STATUS_LED_BOOT, STATUS_LED_BLINKING);
|
||||
#endif
|
||||
|
||||
udelay(20);
|
||||
|
||||
/* Initialize from environment */
|
||||
load_addr = getenv_ulong("loadaddr", 16, load_addr);
|
||||
|
||||
WATCHDOG_RESET();
|
||||
|
||||
#if defined(CONFIG_CMD_DOC)
|
||||
WATCHDOG_RESET();
|
||||
puts("DOC: ");
|
||||
doc_init();
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_BITBANGMII
|
||||
bb_miiphy_init();
|
||||
#endif
|
||||
#if defined(CONFIG_CMD_NET)
|
||||
WATCHDOG_RESET();
|
||||
puts("Net: ");
|
||||
eth_initialize();
|
||||
#endif
|
||||
|
||||
#if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R)
|
||||
WATCHDOG_RESET();
|
||||
debug("Reset Ethernet PHY\n");
|
||||
reset_phy();
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_POST
|
||||
post_run(NULL, POST_RAM | post_bootmode_get(0));
|
||||
#endif
|
||||
|
||||
#if defined(CONFIG_CMD_IDE)
|
||||
WATCHDOG_RESET();
|
||||
puts("IDE: ");
|
||||
ide_init();
|
||||
#endif /* CONFIG_CMD_IDE */
|
||||
|
||||
#ifdef CONFIG_LAST_STAGE_INIT
|
||||
WATCHDOG_RESET();
|
||||
/*
|
||||
* Some parts can be only initialized if all others (like
|
||||
* Interrupts) are up and running (i.e. the PC-style ISA
|
||||
* keyboard).
|
||||
*/
|
||||
last_stage_init();
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_PS2KBD
|
||||
puts("PS/2: ");
|
||||
kbd_init();
|
||||
#endif
|
||||
prom_init();
|
||||
|
||||
/* main_loop */
|
||||
for (;;) {
|
||||
WATCHDOG_RESET();
|
||||
main_loop();
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/************************************************************************/
|
||||
|
|
@ -66,33 +66,3 @@ int interrupt_init(void)
|
|||
|
||||
return ret;
|
||||
}
|
||||
|
||||
/* timer interrupt/overflow counter */
|
||||
static volatile ulong timestamp = 0;
|
||||
|
||||
/* regs can not be used here! regs is actually the pointer given in
|
||||
* irq_install_handler
|
||||
*/
|
||||
void timer_interrupt(struct pt_regs *regs)
|
||||
{
|
||||
/* call cpu specific function from $(CPU)/interrupts.c */
|
||||
timer_interrupt_cpu((void *)regs);
|
||||
|
||||
timestamp++;
|
||||
}
|
||||
|
||||
void timer_interrupt_init(void)
|
||||
{
|
||||
int irq;
|
||||
|
||||
timestamp = 0;
|
||||
|
||||
irq = timer_interrupt_init_cpu();
|
||||
|
||||
if (irq < 0) {
|
||||
/* cpu specific code handled the interrupt registration it self */
|
||||
return;
|
||||
}
|
||||
/* register interrupt handler for timer */
|
||||
irq_install_handler(irq, (void (*)(void *))timer_interrupt, NULL);
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,62 +0,0 @@
|
|||
/*
|
||||
* (C) Copyright 2000, 2001
|
||||
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
|
||||
*
|
||||
* (C) Copyright 2007
|
||||
* Daniel Hellstrom, Gaisler Research, daniel@gaisler.com.
|
||||
*
|
||||
* SPDX-License-Identifier: GPL-2.0+
|
||||
*/
|
||||
|
||||
#include <common.h>
|
||||
|
||||
/* Implemented by SPARC CPUs */
|
||||
extern void cpu_wait_ticks(unsigned long ticks);
|
||||
extern unsigned long cpu_usec2ticks(unsigned long usec);
|
||||
extern unsigned long cpu_ticks2usec(unsigned long ticks);
|
||||
|
||||
/* ------------------------------------------------------------------------- */
|
||||
|
||||
void wait_ticks(unsigned long ticks)
|
||||
{
|
||||
cpu_wait_ticks(ticks);
|
||||
}
|
||||
|
||||
/*
|
||||
* This function is intended for SHORT delays only.
|
||||
*/
|
||||
unsigned long usec2ticks(unsigned long usec)
|
||||
{
|
||||
return cpu_usec2ticks(usec);
|
||||
}
|
||||
|
||||
/* ------------------------------------------------------------------------- */
|
||||
|
||||
/*
|
||||
* We implement the delay by converting the delay (the number of
|
||||
* microseconds to wait) into a number of time base ticks; then we
|
||||
* watch the time base until it has incremented by that amount.
|
||||
*/
|
||||
void __udelay(unsigned long usec)
|
||||
{
|
||||
ulong ticks = usec2ticks(usec);
|
||||
|
||||
wait_ticks(ticks);
|
||||
}
|
||||
|
||||
/* ------------------------------------------------------------------------- */
|
||||
|
||||
unsigned long ticks2usec(unsigned long ticks)
|
||||
{
|
||||
return cpu_ticks2usec(ticks);
|
||||
}
|
||||
|
||||
/* ------------------------------------------------------------------------- */
|
||||
|
||||
int init_timebase(void)
|
||||
{
|
||||
|
||||
return (0);
|
||||
}
|
||||
|
||||
/* ------------------------------------------------------------------------- */
|
||||
Loading…
Reference in New Issue