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-rw-r--r--board/at91rm9200dk/led.c2
-rw-r--r--cpu/arm920t/start.S128
-rwxr-xr-xdrivers/at45.c334
-rw-r--r--include/asm-arm/coloured_led.h (renamed from include/led.h)2
-rw-r--r--include/config_cmd_all.h2
-rw-r--r--lib_arm/board.c24
6 files changed, 210 insertions, 282 deletions
diff --git a/board/at91rm9200dk/led.c b/board/at91rm9200dk/led.c
index 0518918..47a3bfc 100644
--- a/board/at91rm9200dk/led.c
+++ b/board/at91rm9200dk/led.c
@@ -66,7 +66,7 @@ void red_LED_off(void)
}
-void LED_init (void)
+void coloured_LED_init (void)
{
AT91PS_PIO PIOB = AT91C_BASE_PIOB;
AT91PS_PMC PMC = AT91C_BASE_PMC;
diff --git a/cpu/arm920t/start.S b/cpu/arm920t/start.S
index b9c364b..df2ee20 100644
--- a/cpu/arm920t/start.S
+++ b/cpu/arm920t/start.S
@@ -27,9 +27,7 @@
#include <config.h>
#include <version.h>
-#if defined(CONFIG_AT91RM9200DK) || defined(CONFIG_AT91RM9200EK) || defined(CONFIG_AT91RM9200DF)
-#include <led.h>
-#endif
+#include <asm/coloured_led.h>
/*
*************************************************************************
@@ -41,7 +39,7 @@
.globl _start
-_start: b reset
+_start: b start_code
ldr pc, _undefined_instruction
ldr pc, _software_interrupt
ldr pc, _prefetch_abort
@@ -64,7 +62,7 @@ _fiq: .word fiq
/*
*************************************************************************
*
- * Startup Code (reset vector)
+ * Startup Code (called from the ARM reset exception vector)
*
* do important init only if we don't start from memory!
* relocate armboot to ram
@@ -106,10 +104,10 @@ FIQ_STACK_START:
/*
- * the actual reset code
+ * the actual start code
*/
-reset:
+start_code:
/*
* set the cpu to SVC32 mode
*/
@@ -118,58 +116,12 @@ reset:
orr r0,r0,#0xd3
msr cpsr,r0
-#if CONFIG_AT91RM9200
-#if defined(CONFIG_AT91RM9200DK) || defined(CONFIG_AT91RM9200EK) || defined(CONFIG_AT91RM9200DF)
- bl LED_init
+ bl coloured_LED_init
bl red_LED_on
-#endif
-#ifdef CONFIG_BOOTBINFUNC
-/* code based on entry.S from ATMEL */
-#define AT91C_BASE_CKGR 0xFFFFFC20
-#define CKGR_MOR 0
- /* Get the CKGR Base Address */
- ldr r1, =AT91C_BASE_CKGR
-
-/* Main oscillator Enable register APMC_MOR : Enable main oscillator , OSCOUNT = 0xFF */
-/* ldr r0, = AT91C_CKGR_MOSCEN:OR:AT91C_CKGR_OSCOUNT */
- ldr r0, =0x0000FF01
- str r0, [r1, #CKGR_MOR]
- /* Add loop to compensate Main Oscillator startup time */
- ldr r0, =0x00000010
-LoopOsc:
- subs r0, r0, #1
- bhi LoopOsc
- /* scratch stack */
- ldr r1, =0x00204000
- /* Insure word alignment */
- bic r1, r1, #3
- /* Init stack SYS */
- mov sp, r1
- /*
- * This does a lot more than just set up the memory, which
- * is why it's called lowlevelinit
- */
- bl lowlevelinit /* in memsetup.S */
- bl icache_enable;
- /* ------------------------------------
- * Read/modify/write CP15 control register
- * -------------------------------------
- * read cp15 control register (cp15 r1) in r0
- * ------------------------------------
- */
- mrc p15, 0, r0, c1, c0, 0
- /* Reset bit :Little Endian end fast bus mode */
- ldr r3, =0xC0000080
- /* Set bit :Asynchronous clock mode, Not Fast Bus */
- ldr r4, =0xC0000000
- bic r0, r0, r3
- orr r0, r0, r4
- /* write r0 in cp15 control register (cp15 r1) */
- mcr p15, 0, r0, c1, c0, 0
-#endif /* CONFIG_BOOTBINFUNC */
+#if defined(CONFIG_AT91RM9200DK) || defined(CONFIG_AT91RM9200EK) || defined(CONFIG_AT91RM9200DF)
/*
- * relocate exeception table
+ * relocate exception table
*/
ldr r0, =_start
ldr r1, =0x0
@@ -181,19 +133,20 @@ copyex:
bne copyex
#endif
-/* turn off the watchdog */
-#if defined(CONFIG_S3C2400)
-# define pWTCON 0x15300000
-# define INTMSK 0x14400008 /* Interupt-Controller base addresses */
-# define CLKDIVN 0x14800014 /* clock divisor register */
-#elif defined(CONFIG_S3C2410)
-# define pWTCON 0x53000000
-# define INTMSK 0x4A000008 /* Interupt-Controller base addresses */
-# define INTSUBMSK 0x4A00001C
-# define CLKDIVN 0x4C000014 /* clock divisor register */
-#endif
-
#if defined(CONFIG_S3C2400) || defined(CONFIG_S3C2410)
+ /* turn off the watchdog */
+
+# if defined(CONFIG_S3C2400)
+# define pWTCON 0x15300000
+# define INTMSK 0x14400008 /* Interupt-Controller base addresses */
+# define CLKDIVN 0x14800014 /* clock divisor register */
+#else
+# define pWTCON 0x53000000
+# define INTMSK 0x4A000008 /* Interupt-Controller base addresses */
+# define INTSUBMSK 0x4A00001C
+# define CLKDIVN 0x4C000014 /* clock divisor register */
+# endif
+
ldr r0, =pWTCON
mov r1, #0x0
str r1, [r0]
@@ -226,25 +179,7 @@ copyex:
#endif
#ifdef CONFIG_AT91RM9200
-#ifdef CONFIG_BOOTBINFUNC
-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] */
- ble copy_loop
-#endif /* CONFIG_BOOTBINFUNC */
-#else
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
relocate: /* relocate U-Boot to RAM */
adr r0, _start /* r0 <- current position of code */
@@ -284,27 +219,6 @@ clbss_l:str r2, [r0] /* clear loop... */
cmp r0, r1
ble clbss_l
-#if 0
- /* try doing this stuff after the relocation */
- ldr r0, =pWTCON
- mov r1, #0x0
- str r1, [r0]
-
- /*
- * mask all IRQs by setting all bits in the INTMR - default
- */
- mov r1, #0xffffffff
- ldr r0, =INTMR
- str r1, [r0]
-
- /* FCLK:HCLK:PCLK = 1:2:4 */
- /* default FCLK is 120 MHz ! */
- ldr r0, =CLKDIVN
- mov r1, #3
- str r1, [r0]
- /* END stuff after relocation */
-#endif
-
ldr pc, _start_armboot
_start_armboot: .word start_armboot
diff --git a/drivers/at45.c b/drivers/at45.c
index 507ff36..f48d317 100755
--- a/drivers/at45.c
+++ b/drivers/at45.c
@@ -27,50 +27,49 @@
/*
* spi.c API
*/
-extern unsigned int AT91F_SpiWrite (AT91PS_DataflashDesc pDesc);
-extern void AT91F_SpiEnable(int cs);
+extern unsigned int AT91F_SpiWrite(AT91PS_DataflashDesc pDesc);
+extern void AT91F_SpiEnable(int cs);
#define AT91C_TIMEOUT_WRDY 200000
-
/*----------------------------------------------------------------------*/
/* \fn AT91F_DataFlashSendCommand */
/* \brief Generic function to send a command to the dataflash */
/*----------------------------------------------------------------------*/
-AT91S_DataFlashStatus AT91F_DataFlashSendCommand(
- AT91PS_DataFlash pDataFlash,
- unsigned char OpCode,
- unsigned int CmdSize,
- unsigned int DataflashAddress)
+AT91S_DataFlashStatus AT91F_DataFlashSendCommand(AT91PS_DataFlash pDataFlash,
+ unsigned char OpCode,
+ unsigned int CmdSize,
+ unsigned int DataflashAddress)
{
unsigned int adr;
- if ( (pDataFlash->pDataFlashDesc->state) != IDLE)
+ if ((pDataFlash->pDataFlashDesc->state) != IDLE)
return DATAFLASH_BUSY;
/* process the address to obtain page address and byte address */
adr = ((DataflashAddress / (pDataFlash->pDevice->pages_size)) <<
- pDataFlash->pDevice->page_offset) + (DataflashAddress %
- (pDataFlash->pDevice->pages_size));
+ pDataFlash->pDevice->page_offset) + (DataflashAddress %
+ (pDataFlash->pDevice->
+ pages_size));
/* fill the command buffer */
pDataFlash->pDataFlashDesc->command[0] = OpCode;
if (pDataFlash->pDevice->pages_number >= 16384) {
pDataFlash->pDataFlashDesc->command[1] =
- (unsigned char)((adr & 0x0F000000) >> 24);
+ (unsigned char)((adr & 0x0F000000) >> 24);
pDataFlash->pDataFlashDesc->command[2] =
- (unsigned char)((adr & 0x00FF0000) >> 16);
+ (unsigned char)((adr & 0x00FF0000) >> 16);
pDataFlash->pDataFlashDesc->command[3] =
- (unsigned char)((adr & 0x0000FF00) >> 8);
+ (unsigned char)((adr & 0x0000FF00) >> 8);
pDataFlash->pDataFlashDesc->command[4] =
- (unsigned char)(adr & 0x000000FF);
+ (unsigned char)(adr & 0x000000FF);
} else {
pDataFlash->pDataFlashDesc->command[1] =
- (unsigned char)((adr & 0x00FF0000) >> 16);
+ (unsigned char)((adr & 0x00FF0000) >> 16);
pDataFlash->pDataFlashDesc->command[2] =
- (unsigned char)((adr & 0x0000FF00) >> 8);
+ (unsigned char)((adr & 0x0000FF00) >> 8);
pDataFlash->pDataFlashDesc->command[3] =
- (unsigned char)(adr & 0x000000FF);
+ (unsigned char)(adr & 0x000000FF);
pDataFlash->pDataFlashDesc->command[4] = 0;
}
pDataFlash->pDataFlashDesc->command[5] = 0;
@@ -78,16 +77,16 @@ AT91S_DataFlashStatus AT91F_DataFlashSendCommand(
pDataFlash->pDataFlashDesc->command[7] = 0;
/* Initialize the SpiData structure for the spi write fuction */
- pDataFlash->pDataFlashDesc->tx_cmd_pt =
- pDataFlash->pDataFlashDesc->command;
- pDataFlash->pDataFlashDesc->tx_cmd_size = CmdSize;
- pDataFlash->pDataFlashDesc->rx_cmd_pt =
- pDataFlash->pDataFlashDesc->command;
- pDataFlash->pDataFlashDesc->rx_cmd_size = CmdSize;
+ pDataFlash->pDataFlashDesc->tx_cmd_pt =
+ pDataFlash->pDataFlashDesc->command;
+ pDataFlash->pDataFlashDesc->tx_cmd_size = CmdSize;
+ pDataFlash->pDataFlashDesc->rx_cmd_pt =
+ pDataFlash->pDataFlashDesc->command;
+ pDataFlash->pDataFlashDesc->rx_cmd_size = CmdSize;
/* send the command and read the data */
- return AT91F_SpiWrite (pDataFlash->pDataFlashDesc); }
-
+ return AT91F_SpiWrite(pDataFlash->pDataFlashDesc);
+}
/*----------------------------------------------------------------------*/
/* \fn AT91F_DataFlashGetStatus */
@@ -98,50 +97,49 @@ AT91S_DataFlashStatus AT91F_DataFlashGetStatus(AT91PS_DataflashDesc pDesc)
AT91S_DataFlashStatus status;
/* if a transfert is in progress ==> return 0 */
- if( (pDesc->state) != IDLE)
+ if ((pDesc->state) != IDLE)
return DATAFLASH_BUSY;
/* first send the read status command (D7H) */
pDesc->command[0] = DB_STATUS;
pDesc->command[1] = 0;
- pDesc->DataFlash_state = GET_STATUS;
- pDesc->tx_data_size = 0; /* Transmit the command */
- /* and receive response */
- pDesc->tx_cmd_pt = pDesc->command;
- pDesc->rx_cmd_pt = pDesc->command;
- pDesc->rx_cmd_size = 2;
- pDesc->tx_cmd_size = 2;
- status = AT91F_SpiWrite (pDesc);
+ pDesc->DataFlash_state = GET_STATUS;
+ pDesc->tx_data_size = 0; /* Transmit the command */
+ /* and receive response */
+ pDesc->tx_cmd_pt = pDesc->command;
+ pDesc->rx_cmd_pt = pDesc->command;
+ pDesc->rx_cmd_size = 2;
+ pDesc->tx_cmd_size = 2;
+ status = AT91F_SpiWrite(pDesc);
- pDesc->DataFlash_state = *( (unsigned char *) (pDesc->rx_cmd_pt) +1);
+ pDesc->DataFlash_state = *((unsigned char *)(pDesc->rx_cmd_pt) + 1);
return status;
}
-
/*----------------------------------------------------------------------*/
/* \fn AT91F_DataFlashWaitReady */
/* \brief wait for dataflash ready (bit7 of the status register == 1) */
/*----------------------------------------------------------------------*/
AT91S_DataFlashStatus AT91F_DataFlashWaitReady(AT91PS_DataflashDesc
-pDataFlashDesc, unsigned int timeout)
+ pDataFlashDesc,
+ unsigned int timeout)
{
pDataFlashDesc->DataFlash_state = IDLE;
do {
AT91F_DataFlashGetStatus(pDataFlashDesc);
timeout--;
- } while( ((pDataFlashDesc->DataFlash_state & 0x80) != 0x80) &&
- (timeout > 0) );
+ } while (((pDataFlashDesc->DataFlash_state & 0x80) != 0x80) &&
+ (timeout > 0));
- if((pDataFlashDesc->DataFlash_state & 0x80) != 0x80)
+ if ((pDataFlashDesc->DataFlash_state & 0x80) != 0x80)
return DATAFLASH_ERROR;
return DATAFLASH_OK;
}
-
/*--------------------------------------------------------------------------*/
/* Function Name : AT91F_DataFlashContinuousRead */
/* Object : Continuous stream Read */
@@ -151,17 +149,16 @@ pDataFlashDesc, unsigned int timeout)
/* : <sizeToRead> = data buffer size */
/* Return value : State of the dataflash */
/*--------------------------------------------------------------------------*/
-AT91S_DataFlashStatus AT91F_DataFlashContinuousRead (
- AT91PS_DataFlash pDataFlash,
- int src,
- unsigned char *dataBuffer,
- int sizeToRead )
+AT91S_DataFlashStatus AT91F_DataFlashContinuousRead(AT91PS_DataFlash pDataFlash,
+ int src,
+ unsigned char *dataBuffer,
+ int sizeToRead)
{
AT91S_DataFlashStatus status;
/* Test the size to read in the device */
- if ( (src + sizeToRead) >
- (pDataFlash->pDevice->pages_size *
- (pDataFlash->pDevice->pages_number)))
+ if ((src + sizeToRead) >
+ (pDataFlash->pDevice->pages_size *
+ (pDataFlash->pDevice->pages_number)))
return DATAFLASH_MEMORY_OVERFLOW;
pDataFlash->pDataFlashDesc->rx_data_pt = dataBuffer;
@@ -170,12 +167,11 @@ AT91S_DataFlashStatus AT91F_DataFlashContinuousRead (
pDataFlash->pDataFlashDesc->tx_data_size = sizeToRead;
status = AT91F_DataFlashSendCommand
- (pDataFlash, DB_CONTINUOUS_ARRAY_READ, 8, src);
+ (pDataFlash, DB_CONTINUOUS_ARRAY_READ, 8, src);
/* Send the command to the dataflash */
- return(status);
+ return (status);
}
-
/*---------------------------------------------------------------------------*/
/* Function Name : AT91F_DataFlashPagePgmBuf */
/* Object : Main memory page program thru buffer 1 or buffer 2 */
@@ -185,11 +181,10 @@ AT91S_DataFlashStatus AT91F_DataFlashContinuousRead (
/* : <SizeToWrite> = data buffer size */
/* Return value : State of the dataflash */
/*---------------------------------------------------------------------------*/
-AT91S_DataFlashStatus AT91F_DataFlashPagePgmBuf(
- AT91PS_DataFlash pDataFlash,
- unsigned char *src,
- unsigned int dest,
- unsigned int SizeToWrite)
+AT91S_DataFlashStatus AT91F_DataFlashPagePgmBuf(AT91PS_DataFlash pDataFlash,
+ unsigned char *src,
+ unsigned int dest,
+ unsigned int SizeToWrite)
{
int cmdsize;
pDataFlash->pDataFlashDesc->tx_data_pt = src;
@@ -201,9 +196,9 @@ AT91S_DataFlashStatus AT91F_DataFlashPagePgmBuf(
/* Send the command to the dataflash */
if (pDataFlash->pDevice->pages_number >= 16384)
cmdsize = 5;
- return(AT91F_DataFlashSendCommand (pDataFlash, DB_PAGE_PGM_BUF1,
-cmdsize, dest)); }
-
+ return (AT91F_DataFlashSendCommand(pDataFlash, DB_PAGE_PGM_BUF1,
+ cmdsize, dest));
+}
/*---------------------------------------------------------------------------*/
/* Function Name : AT91F_MainMemoryToBufferTransfert */
@@ -213,15 +208,16 @@ cmdsize, dest)); }
/* : */
/* Return value : State of the dataflash */
/*---------------------------------------------------------------------------*/
-AT91S_DataFlashStatus AT91F_MainMemoryToBufferTransfert(
- AT91PS_DataFlash pDataFlash,
- unsigned char BufferCommand,
- unsigned int page)
+AT91S_DataFlashStatus AT91F_MainMemoryToBufferTransfert(AT91PS_DataFlash
+ pDataFlash,
+ unsigned char
+ BufferCommand,
+ unsigned int page)
{
int cmdsize;
/* Test if the buffer command is legal */
if ((BufferCommand != DB_PAGE_2_BUF1_TRF)
- && (BufferCommand != DB_PAGE_2_BUF2_TRF))
+ && (BufferCommand != DB_PAGE_2_BUF2_TRF))
return DATAFLASH_BAD_COMMAND;
/* no data to transmit or receive */
@@ -229,11 +225,11 @@ AT91S_DataFlashStatus AT91F_MainMemoryToBufferTransfert(
cmdsize = 4;
if (pDataFlash->pDevice->pages_number >= 16384)
cmdsize = 5;
- return(AT91F_DataFlashSendCommand (pDataFlash, BufferCommand, cmdsize,
-page*pDataFlash->pDevice->pages_size));
+ return (AT91F_DataFlashSendCommand(pDataFlash, BufferCommand, cmdsize,
+ page *
+ pDataFlash->pDevice->pages_size));
}
-
/*-------------------------------------------------------------------------- */
/* Function Name : AT91F_DataFlashWriteBuffer */
/* Object : Write data to the internal sram buffer 1 or 2 */
@@ -244,58 +240,59 @@ page*pDataFlash->pDevice->pages_size));
/* : <SizeToWrite> = data buffer size */
/* Return value : State of the dataflash */
/*---------------------------------------------------------------------------*/
-AT91S_DataFlashStatus AT91F_DataFlashWriteBuffer (
- AT91PS_DataFlash pDataFlash,
- unsigned char BufferCommand,
- unsigned char *dataBuffer,
- unsigned int bufferAddress,
- int SizeToWrite )
+AT91S_DataFlashStatus AT91F_DataFlashWriteBuffer(AT91PS_DataFlash pDataFlash,
+ unsigned char BufferCommand,
+ unsigned char *dataBuffer,
+ unsigned int bufferAddress,
+ int SizeToWrite)
{
int cmdsize;
/* Test if the buffer command is legal */
if ((BufferCommand != DB_BUF1_WRITE)
- && (BufferCommand != DB_BUF2_WRITE))
+ && (BufferCommand != DB_BUF2_WRITE))
return DATAFLASH_BAD_COMMAND;
/* buffer address must be lower than page size */
if (bufferAddress > pDataFlash->pDevice->pages_size)
return DATAFLASH_BAD_ADDRESS;
- if ( (pDataFlash->pDataFlashDesc->state) != IDLE)
+ if ((pDataFlash->pDataFlashDesc->state) != IDLE)
return DATAFLASH_BUSY;
/* Send first Write Command */
pDataFlash->pDataFlashDesc->command[0] = BufferCommand;
pDataFlash->pDataFlashDesc->command[1] = 0;
if (pDataFlash->pDevice->pages_number >= 16384) {
- pDataFlash->pDataFlashDesc->command[2] = 0;
- pDataFlash->pDataFlashDesc->command[3] =
- (unsigned char)(((unsigned int)(bufferAddress &
- pDataFlash->pDevice->byte_mask)) >> 8);
- pDataFlash->pDataFlashDesc->command[4] =
- (unsigned char)((unsigned int)bufferAddress & 0x00FF);
+ pDataFlash->pDataFlashDesc->command[2] = 0;
+ pDataFlash->pDataFlashDesc->command[3] =
+ (unsigned char)(((unsigned int)(bufferAddress &
+ pDataFlash->pDevice->
+ byte_mask)) >> 8);
+ pDataFlash->pDataFlashDesc->command[4] =
+ (unsigned char)((unsigned int)bufferAddress & 0x00FF);
cmdsize = 5;
} else {
- pDataFlash->pDataFlashDesc->command[2] =
- (unsigned char)(((unsigned int)(bufferAddress &
- pDataFlash->pDevice->byte_mask)) >> 8);
- pDataFlash->pDataFlashDesc->command[3] =
- (unsigned char)((unsigned int)bufferAddress & 0x00FF);
- pDataFlash->pDataFlashDesc->command[4] = 0;
+ pDataFlash->pDataFlashDesc->command[2] =
+ (unsigned char)(((unsigned int)(bufferAddress &
+ pDataFlash->pDevice->
+ byte_mask)) >> 8);
+ pDataFlash->pDataFlashDesc->command[3] =
+ (unsigned char)((unsigned int)bufferAddress & 0x00FF);
+ pDataFlash->pDataFlashDesc->command[4] = 0;
cmdsize = 4;
}
- pDataFlash->pDataFlashDesc->tx_cmd_pt =
- pDataFlash->pDataFlashDesc->command;
+ pDataFlash->pDataFlashDesc->tx_cmd_pt =
+ pDataFlash->pDataFlashDesc->command;
pDataFlash->pDataFlashDesc->tx_cmd_size = cmdsize;
- pDataFlash->pDataFlashDesc->rx_cmd_pt =
- pDataFlash->pDataFlashDesc->command;
+ pDataFlash->pDataFlashDesc->rx_cmd_pt =
+ pDataFlash->pDataFlashDesc->command;
pDataFlash->pDataFlashDesc->rx_cmd_size = cmdsize;
- pDataFlash->pDataFlashDesc->rx_data_pt = dataBuffer;
- pDataFlash->pDataFlashDesc->tx_data_pt = dataBuffer;
- pDataFlash->pDataFlashDesc->rx_data_size = SizeToWrite;
- pDataFlash->pDataFlashDesc->tx_data_size = SizeToWrite;
+ pDataFlash->pDataFlashDesc->rx_data_pt = dataBuffer;
+ pDataFlash->pDataFlashDesc->tx_data_pt = dataBuffer;
+ pDataFlash->pDataFlashDesc->rx_data_size = SizeToWrite;
+ pDataFlash->pDataFlashDesc->tx_data_size = SizeToWrite;
return AT91F_SpiWrite(pDataFlash->pDataFlashDesc);
}
@@ -308,23 +305,22 @@ AT91S_DataFlashStatus AT91F_DataFlashWriteBuffer (
/* : */
/* Return value : State of the dataflash */
/*---------------------------------------------------------------------------*/
-AT91S_DataFlashStatus AT91F_PageErase(
- AT91PS_DataFlash pDataFlash,
- unsigned int page)
+AT91S_DataFlashStatus AT91F_PageErase(AT91PS_DataFlash pDataFlash,
+ unsigned int page)
{
int cmdsize;
/* Test if the buffer command is legal */
/* no data to transmit or receive */
- pDataFlash->pDataFlashDesc->tx_data_size = 0;
+ pDataFlash->pDataFlashDesc->tx_data_size = 0;
cmdsize = 4;
if (pDataFlash->pDevice->pages_number >= 16384)
cmdsize = 5;
- return(AT91F_DataFlashSendCommand (pDataFlash, DB_PAGE_ERASE, cmdsize,
-page*pDataFlash->pDevice->pages_size));
+ return (AT91F_DataFlashSendCommand(pDataFlash, DB_PAGE_ERASE, cmdsize,
+ page *
+ pDataFlash->pDevice->pages_size));
}
-
/*---------------------------------------------------------------------------*/
/* Function Name : AT91F_BlockErase */
/* Object : Erase a Block */
@@ -333,19 +329,19 @@ page*pDataFlash->pDevice->pages_size));
/* : */
/* Return value : State of the dataflash */
/*---------------------------------------------------------------------------*/
-AT91S_DataFlashStatus AT91F_BlockErase(
- AT91PS_DataFlash pDataFlash,
- unsigned int block)
+AT91S_DataFlashStatus AT91F_BlockErase(AT91PS_DataFlash pDataFlash,
+ unsigned int block)
{
int cmdsize;
/* Test if the buffer command is legal */
/* no data to transmit or receive */
- pDataFlash->pDataFlashDesc->tx_data_size = 0;
+ pDataFlash->pDataFlashDesc->tx_data_size = 0;
cmdsize = 4;
if (pDataFlash->pDevice->pages_number >= 16384)
cmdsize = 5;
- return(AT91F_DataFlashSendCommand (pDataFlash, DB_BLOCK_ERASE,cmdsize,
-block*8*pDataFlash->pDevice->pages_size));
+ return (AT91F_DataFlashSendCommand(pDataFlash, DB_BLOCK_ERASE, cmdsize,
+ block * 8 *
+ pDataFlash->pDevice->pages_size));
}
/*---------------------------------------------------------------------------*/
@@ -356,17 +352,16 @@ block*8*pDataFlash->pDevice->pages_size));
/* : <dest> = main memory address */
/* Return value : State of the dataflash */
/*---------------------------------------------------------------------------*/
-AT91S_DataFlashStatus AT91F_WriteBufferToMain (
- AT91PS_DataFlash pDataFlash,
- unsigned char BufferCommand,
- unsigned int dest )
+AT91S_DataFlashStatus AT91F_WriteBufferToMain(AT91PS_DataFlash pDataFlash,
+ unsigned char BufferCommand,
+ unsigned int dest)
{
int cmdsize;
/* Test if the buffer command is correct */
if ((BufferCommand != DB_BUF1_PAGE_PGM) &&
(BufferCommand != DB_BUF1_PAGE_ERASE_PGM) &&
(BufferCommand != DB_BUF2_PAGE_PGM) &&
- (BufferCommand != DB_BUF2_PAGE_ERASE_PGM) )
+ (BufferCommand != DB_BUF2_PAGE_ERASE_PGM))
return DATAFLASH_BAD_COMMAND;
/* no data to transmit or receive */
@@ -376,9 +371,9 @@ AT91S_DataFlashStatus AT91F_WriteBufferToMain (
if (pDataFlash->pDevice->pages_number >= 16384)
cmdsize = 5;
/* Send the command to the dataflash */
- return(AT91F_DataFlashSendCommand (pDataFlash, BufferCommand, cmdsize,
- dest)); }
-
+ return (AT91F_DataFlashSendCommand(pDataFlash, BufferCommand, cmdsize,
+ dest));
+}
/*---------------------------------------------------------------------------*/
/* Function Name : AT91F_PartialPageWrite */
@@ -387,11 +382,10 @@ AT91S_DataFlashStatus AT91F_WriteBufferToMain (
/* : <AdrInpage> = adr to begin the fading */
/* : <length> = Number of bytes to erase */
/*---------------------------------------------------------------------------*/
-AT91S_DataFlashStatus AT91F_PartialPageWrite (
- AT91PS_DataFlash pDataFlash,
- unsigned char *src,
- unsigned int dest,
- unsigned int size)
+AT91S_DataFlashStatus AT91F_PartialPageWrite(AT91PS_DataFlash pDataFlash,
+ unsigned char *src,
+ unsigned int dest,
+ unsigned int size)
{
unsigned int page;
unsigned int AdrInPage;
@@ -400,28 +394,28 @@ AT91S_DataFlashStatus AT91F_PartialPageWrite (
AdrInPage = dest % (pDataFlash->pDevice->pages_size);
/* Read the contents of the page in the Sram Buffer */
- AT91F_MainMemoryToBufferTransfert(pDataFlash,
- DB_PAGE_2_BUF1_TRF, page);
+ AT91F_MainMemoryToBufferTransfert(pDataFlash, DB_PAGE_2_BUF1_TRF, page);
AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc,
- AT91C_TIMEOUT_WRDY);
+ AT91C_TIMEOUT_WRDY);
/*Update the SRAM buffer */
AT91F_DataFlashWriteBuffer(pDataFlash, DB_BUF1_WRITE, src,
- AdrInPage, size);
+ AdrInPage, size);
AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc,
- AT91C_TIMEOUT_WRDY);
+ AT91C_TIMEOUT_WRDY);
/* Erase page if a 128 Mbits device */
if (pDataFlash->pDevice->pages_number >= 16384) {
AT91F_PageErase(pDataFlash, page);
/* Rewrite the modified Sram Buffer in the main memory */
AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc,
- AT91C_TIMEOUT_WRDY);
+ AT91C_TIMEOUT_WRDY);
}
/* Rewrite the modified Sram Buffer in the main memory */
- return(AT91F_WriteBufferToMain(pDataFlash, DB_BUF1_PAGE_ERASE_PGM,
- (page*pDataFlash->pDevice->pages_size)));
+ return (AT91F_WriteBufferToMain(pDataFlash, DB_BUF1_PAGE_ERASE_PGM,
+ (page *
+ pDataFlash->pDevice->pages_size)));
}
/*---------------------------------------------------------------------------*/
@@ -431,11 +425,9 @@ AT91S_DataFlashStatus AT91F_PartialPageWrite (
/* : <dest> = dataflash adress */
/* : <size> = data buffer size */
/*---------------------------------------------------------------------------*/
-AT91S_DataFlashStatus AT91F_DataFlashWrite(
- AT91PS_DataFlash pDataFlash,
- unsigned char *src,
- int dest,
- int size )
+AT91S_DataFlashStatus AT91F_DataFlashWrite(AT91PS_DataFlash pDataFlash,
+ unsigned char *src,
+ int dest, int size)
{
unsigned int length;
unsigned int page;
@@ -443,26 +435,24 @@ AT91S_DataFlashStatus AT91F_DataFlashWrite(
AT91F_SpiEnable(pDataFlash->pDevice->cs);
- if ( (dest + size) > (pDataFlash->pDevice->pages_size *
- (pDataFlash->pDevice->pages_number)))
+ if ((dest + size) > (pDataFlash->pDevice->pages_size *
+ (pDataFlash->pDevice->pages_number)))
return DATAFLASH_MEMORY_OVERFLOW;
/* If destination does not fit a page start address */
- if ((dest % ((unsigned int)(pDataFlash->pDevice->pages_size))) != 0 )
- {
+ if ((dest % ((unsigned int)(pDataFlash->pDevice->pages_size))) != 0) {
length = pDataFlash->pDevice->pages_size -
- (dest %
- ((unsigned int)
- (pDataFlash->pDevice->pages_size)));
+ (dest % ((unsigned int)
+ (pDataFlash->pDevice->pages_size)));
if (size < length)
length = size;
- if(!AT91F_PartialPageWrite(pDataFlash,src, dest, length))
+ if (!AT91F_PartialPageWrite(pDataFlash, src, dest, length))
return DATAFLASH_ERROR;
AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc,
- AT91C_TIMEOUT_WRDY);
+ AT91C_TIMEOUT_WRDY);
/* Update size, source and destination pointers */
size -= length;
@@ -470,78 +460,77 @@ AT91S_DataFlashStatus AT91F_DataFlashWrite(
src += length;
}
- while (( size - pDataFlash->pDevice->pages_size ) >= 0 ) {
+ while ((size - pDataFlash->pDevice->pages_size) >= 0) {
/* program dataflash page */
page = (unsigned int)dest / (pDataFlash->pDevice->pages_size);
status = AT91F_DataFlashWriteBuffer(pDataFlash,
- DB_BUF1_WRITE, src, 0,
- pDataFlash->pDevice->pages_size);
+ DB_BUF1_WRITE, src, 0,
+ pDataFlash->pDevice->
+ pages_size);
AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc,
- AT91C_TIMEOUT_WRDY);
+ AT91C_TIMEOUT_WRDY);
status = AT91F_PageErase(pDataFlash, page);
AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc,
- AT91C_TIMEOUT_WRDY);
+ AT91C_TIMEOUT_WRDY);
if (!status)
return DATAFLASH_ERROR;
- status = AT91F_WriteBufferToMain (pDataFlash,
- DB_BUF1_PAGE_PGM, dest);
- if(!status)
+ status = AT91F_WriteBufferToMain(pDataFlash,
+ DB_BUF1_PAGE_PGM, dest);
+ if (!status)
return DATAFLASH_ERROR;
AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc,
- AT91C_TIMEOUT_WRDY);
+ AT91C_TIMEOUT_WRDY);
/* Update size, source and destination pointers */
size -= pDataFlash->pDevice->pages_size;
dest += pDataFlash->pDevice->pages_size;
- src += pDataFlash->pDevice->pages_size;
+ src += pDataFlash->pDevice->pages_size;
}
/* If still some bytes to read */
- if ( size > 0 ) {
+ if (size > 0) {
/* program dataflash page */
- if(!AT91F_PartialPageWrite(pDataFlash, src, dest, size) )
+ if (!AT91F_PartialPageWrite(pDataFlash, src, dest, size))
return DATAFLASH_ERROR;
AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc,
- AT91C_TIMEOUT_WRDY);
+ AT91C_TIMEOUT_WRDY);
}
return DATAFLASH_OK;
}
-
/*---------------------------------------------------------------------------*/
/* Function Name : AT91F_DataFlashRead */
/* Object : Read a block in dataflash */
/* Input Parameters : */
/* Return value : */
/*---------------------------------------------------------------------------*/
-int AT91F_DataFlashRead(
- AT91PS_DataFlash pDataFlash,
- unsigned long addr,
- unsigned long size,
- char *buffer)
+int AT91F_DataFlashRead(AT91PS_DataFlash pDataFlash,
+ unsigned long addr, unsigned long size, char *buffer)
{
unsigned long SizeToRead;
AT91F_SpiEnable(pDataFlash->pDevice->cs);
- if(AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc,
- AT91C_TIMEOUT_WRDY) != DATAFLASH_OK)
+ if (AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc,
+ AT91C_TIMEOUT_WRDY) != DATAFLASH_OK)
return -1;
while (size) {
- SizeToRead = (size < 0x8000)? size:0x8000;
+ SizeToRead = (size < 0x8000) ? size : 0x8000;
if (AT91F_DataFlashWaitReady(pDataFlash->pDataFlashDesc,
- AT91C_TIMEOUT_WRDY) != DATAFLASH_OK)
+ AT91C_TIMEOUT_WRDY) !=
+ DATAFLASH_OK)
return -1;
- if (AT91F_DataFlashContinuousRead (pDataFlash, addr,
- (uchar *) buffer, SizeToRead) != DATAFLASH_OK)
+ if (AT91F_DataFlashContinuousRead(pDataFlash, addr,
+ (uchar *) buffer,
+ SizeToRead) != DATAFLASH_OK)
return -1;
size -= SizeToRead;
@@ -558,9 +547,10 @@ int AT91F_DataFlashRead(
/* Input Parameters : */
/* Return value : Dataflash status register */
/*---------------------------------------------------------------------------*/
-int AT91F_DataflashProbe(int cs, AT91PS_DataflashDesc pDesc) {
+int AT91F_DataflashProbe(int cs, AT91PS_DataflashDesc pDesc)
+{
AT91F_SpiEnable(cs);
AT91F_DataFlashGetStatus(pDesc);
- return((pDesc->command[1] == 0xFF)? 0: pDesc->command[1] & 0x3C);
+ return ((pDesc->command[1] == 0xFF) ? 0 : pDesc->command[1] & 0x3C);
}
#endif
diff --git a/include/led.h b/include/asm-arm/coloured_led.h
index 57c2b4a..f78a4b1 100644
--- a/include/led.h
+++ b/include/asm-arm/coloured_led.h
@@ -26,7 +26,7 @@
#define __LED_H
#ifndef __ASSEMBLY__
-extern void LED_init (void);
+extern void coloured_LED_init (void);
extern void red_LED_on(void);
extern void red_LED_off(void);
extern void green_LED_on(void);
diff --git a/include/config_cmd_all.h b/include/config_cmd_all.h
index 3d91e99..77ea025 100644
--- a/include/config_cmd_all.h
+++ b/include/config_cmd_all.h
@@ -76,6 +76,6 @@
#define CONFIG_CMD_USB /* USB Support */
#define CONFIG_CMD_VFD /* VFD support (TRAB) */
#define CONFIG_CMD_XIMG /* Load part of Multi Image */
-#define CONFIG_CMD_MUX /* AT91 MMC/SPI Mux Support */
+#define CONFIG_CMD_AT91_SPIMUX /* AT91 MMC/SPI Mux Support */
#endif /* _CONFIG_CMD_ALL_H */
diff --git a/lib_arm/board.c b/lib_arm/board.c
index d28afc5..87848d9 100644
--- a/lib_arm/board.c
+++ b/lib_arm/board.c
@@ -112,6 +112,30 @@ void *sbrk (ptrdiff_t increment)
}
/************************************************************************
+ * Coloured LED functionality
+ ************************************************************************
+ * May be supplied by boards if desired
+ */
+void inline __coloured_LED_init (void) {}
+void inline coloured_LED_init (void) __attribute__((weak, alias("__coloured_LED_init")));
+void inline __red_LED_on (void) {}
+void inline red_LED_on (void) __attribute__((weak, alias("__red_LED_on")));
+void inline __red_LED_off(void) {}
+void inline red_LED_off(void) __attribute__((weak, alias("__red_LED_off")));
+void inline __green_LED_on(void) {}
+void inline green_LED_on(void) __attribute__((weak, alias("__green_LED_on")));
+void inline __green_LED_off(void) {}
+void inline green_LED_off(void)__attribute__((weak, alias("__green_LED_off")));
+void inline __yellow_LED_on(void) {}
+void inline yellow_LED_on(void)__attribute__((weak, alias("__yellow_LED_on")));
+void inline __yellow_LED_off(void) {}
+void inline yellow_LED_off(void)__attribute__((weak, alias("__yellow_LED_off")));
+
+
+
+
+
+/************************************************************************
* Init Utilities *
************************************************************************
* Some of this code should be moved into the core functions,
generated by cgit v1.1 at 2024-12-23 22:14:33 +0000