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need a way to run board specific lowlevel inits

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like for vreg. this is a start.
This commit is contained in:
Mariano Alvira 2010-02-24 18:47:53 -05:00
parent 9a4a1a04d0
commit 0c4f5c61ef
5 changed files with 35 additions and 25 deletions
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9
board/lowlevel.c Normal file
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@ -0,0 +1,9 @@
/* has been tested and it good */
void default_vreg_init(void) {
volatile uint32_t i;
*(volatile uint32_t *)(0x80003000) = 0x00000018; /* set default state */
*(volatile uint32_t *)(0x80003048) = 0x00000f04; /* bypass the buck */
for(i=0; i<0x161a8; i++) { continue; } /* wait for the bypass to take */
// while((((*(volatile uint32_t *)(0x80003018))>>17) & 1) !=1) { continue; } /* wait for the bypass to take */
*(volatile uint32_t *)(0x80003048) = 0x00000ff8; /* start the regulators */
}

6
board/lowlevel.h Normal file
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@ -0,0 +1,6 @@
#ifndef LOWLEVEL_H
#define LOWLEVEL_H
void default_vreg_init(void);
#endif

2
board/redbee-dev.h
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@ -1,6 +1,8 @@
#ifndef BOARD_REDBEE_DEV_H
#define BOARD_REDBEE_DEV_H
#include <std_conf.h>
#define LED_RED (1 << 23)
#define LED_GREEN (1 << 24)
#define LED_BLUE (1 << 25)

8
board/std_conf.h Normal file
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@ -0,0 +1,8 @@
#ifndef STDCONF_H
#define STDCONF_H
#ifndef vreg_init()
#define vreg_init() default_vreg_init()
#endif
#endif

35
tests/nvm-read.c
View file

@ -1,24 +1,13 @@
#define GPIO_FUNC_SEL0 0x80000018 /* GPIO 15 - 0; 2 bit blocks */
#include <mc1322x.h>
#include <board.h>
#include <uart1.h>
#define BASE_UART1 0x80005000
#define UART1_CON 0x80005000
#define UART1_STAT 0x80005004
#define UART1_DATA 0x80005008
#define UR1CON 0x8000500c
#define UT1CON 0x80005010
#define UART1_CTS 0x80005014
#define UART1_BR 0x80005018
/* INC = 767; MOD = 9999 works: 115200 @ 24 MHz 16 bit sample */
#define INC 767
#define MOD 9999
#define GPIO_PAD_DIR0 0x80000000
#define GPIO_DATA0 0x80000008
#include "embedded_types.h"
#include "nvm.h"
#include "maca.h"
#define reg(x) (*(volatile uint32_t *)(x))
#define DELAY 400000
#define READ_ADDR 0x1F000
#define NBYTES 1024
void putc(uint8_t c);
void puts(uint8_t *s);
@ -29,18 +18,14 @@ void put_hex32(uint32_t x);
const uint8_t hex[16]={'0','1','2','3','4','5','6','7',
'8','9','a','b','c','d','e','f'};
#include "isr.h"
#define NBYTES 1024
__attribute__ ((section ("startup")))
void main(void) {
nvmType_t type=0;
nvmErr_t err;
uint32_t buf[NBYTES/4];
uint32_t i;
*(volatile uint32_t *)GPIO_PAD_DIR0 = 0x00000100;
/* Restore UART regs. to default */
/* in case there is still bootloader state leftover */
@ -76,7 +61,7 @@ void main(void) {
nvm_setsvar(0);
err = nvm_read(gNvmInternalInterface_c, type, (uint8_t *)buf, 0x1F000, NBYTES);
err = nvm_read(gNvmInternalInterface_c, type, (uint8_t *)buf, READ_ADDR, NBYTES);
puts("nvm_read returned: 0x");
put_hex(err);
puts("\n\r");