diff options
author | Sergey Lapin <slapin@ossfans.org> | 2008-11-29 21:35:11 +0300 |
---|---|---|
committer | Sergey Lapin <slapin@ossfans.org> | 2008-11-29 21:38:05 +0300 |
commit | 8b8666b8b2bb431c0cc70e5cb5ec9b13d958595d (patch) | |
tree | 9a30b61ca4d2a1f3dfcf95d4002fbf31d4a005a8 | |
parent | b2d71c878353f70bfb201127fdb4a28141221e17 (diff) |
at91bootstrap: new package
needed to support afeb9260 board, for
at91 CPUs with very little flash memory inside
at91bootstrap is first-level bootloader, which
sets up SDRAM and loads u-boot there, then runs.
Signed-off-by: Sergey Lapin <slapin@ossfans.org>
-rw-r--r-- | packages/at91bootstrap/at91bootstrap_2.3.bb | 43 | ||||
-rw-r--r-- | packages/at91bootstrap/files/at91bootstrap-2.3.4.patch | 265 |
2 files changed, 308 insertions, 0 deletions
diff --git a/packages/at91bootstrap/at91bootstrap_2.3.bb b/packages/at91bootstrap/at91bootstrap_2.3.bb new file mode 100644 index 0000000000..9b33ce5cc4 --- /dev/null +++ b/packages/at91bootstrap/at91bootstrap_2.3.bb @@ -0,0 +1,43 @@ +DESCRIPTION = "at91bootstrap" +SRC_URI = "ftp://www.at91.com/pub/buildroot/${PN}-${PV}.tar.bz2 \ + file://at91bootstrap-${PV}.4.patch;patch=1 \ + " +PR = "r3" +SECTION = "bootloaders" + +AT91BOOTSTRAP_MACHINE = "at91sam9260ek" +AT91BOOTSTRAP_MACHINE ?= "${MACHINE}" +AT91BOOTSTRAP_FLAGS ?= "" +AT91BOOTSTRAP_MEMORY ?= "dataflash" + +AT91BOOTSTRAP_IMAGE = "at91bootstrap-${MACHINE}-${AT91BOOTSTRAP_MEMORY}-${PV}-${PR}.bin" +AT91BOOTSTRAP_SYMLINK = "at91bootstrap.bin" + +S = "${WORKDIR}/${PN}-${PV}" + +PACKAGE_ARCH = "${MACHINE_ARCH}" +EXTRA_OEMAKE = "CROSS_COMPILE=${TARGET_PREFIX} MEMORY=${AT91BOOTSTRAP_MEMORY}" + +do_compile () { + unset LDFLAGS + unset CFLAGS + unset CPPFLAGS + + rm -Rf ${S}/binaries + oe_runmake ${AT91BOOTSTRAP_MACHINE}_defconfig + oe_runmake AT91_CUSTOM_FLAGS="${AT91BOOTSTRAP_FLAGS}" +} + +do_deploy () { + install -d ${DEPLOY_DIR_IMAGE} + install ${S}/binaries/${AT91BOOTSTRAP_MACHINE}-${AT91BOOTSTRAP_MEMORY}boot-${PV}.bin \ + ${DEPLOY_DIR_IMAGE}/${AT91BOOTSTRAP_IMAGE} + package_stagefile_shell ${DEPLOY_DIR_IMAGE}/${AT91BOOTSTRAP_IMAGE} + cd ${DEPLOY_DIR_IMAGE} + rm -f ${AT91BOOTSTRAP_SYMLINK} + ln -sf ${AT91BOOTSTRAP_IMAGE} ${AT91BOOTSTRAP_SYMLINK} + package_stagefile_shell ${DEPLOY_DIR_IMAGE}/${AT91BOOTSTRAP_SYMLINK} +} + +do_deploy[dirs] = "${S}" +addtask deploy before do_build after do_compile diff --git a/packages/at91bootstrap/files/at91bootstrap-2.3.4.patch b/packages/at91bootstrap/files/at91bootstrap-2.3.4.patch new file mode 100644 index 0000000000..4b94f63d2f --- /dev/null +++ b/packages/at91bootstrap/files/at91bootstrap-2.3.4.patch @@ -0,0 +1,265 @@ +diff -urN at91bootstrap-2.3-0rig/driver/dataflash.c at91bootstrap-2.3.4/driver/dataflash.c +--- at91bootstrap-2.3-0rig/driver/dataflash.c 2007-04-22 13:56:29.000000000 +0200 ++++ at91bootstrap-2.3.4/driver/dataflash.c 2007-09-24 20:56:18.000000000 +0200 +@@ -39,8 +39,12 @@ + #include "../include/part.h" + #include "../include/main.h" + #include "../include/dataflash.h" ++#include "../include/debug.h" + #include <stdlib.h> + ++#define SUCCESS 1 ++#define FAILURE 0 ++ + #ifdef CFG_DATAFLASH + extern div_t udiv(unsigned int numerator, unsigned int denominator); + /* Write SPI register */ +@@ -92,7 +96,7 @@ + /* SPI_Enable */ + write_spi(SPI_CR, AT91C_SPI_SPIEN); + +- return 0; ++ return SUCCESS; + } + + /*------------------------------------------------------------------------------*/ +@@ -134,12 +138,10 @@ + + /* Try to get the dataflash semaphore */ + if ((pDataFlash->bSemaphore) != UNLOCKED) +- return (char) 0; ++ return (char) FAILURE; + pDataFlash->bSemaphore = LOCKED; +- + /* Compute command pattern */ + dInternalAdr = (result.quot << AT91C_PAGE_OFFSET(pDataFlash)) + result.rem; +- + if (AT91C_DF_NB_PAGE(pDataFlash) >= 16384) + { + pDataFlash->command[0] = (bCmd & 0x000000FF) | \ +@@ -178,7 +180,7 @@ + + while (df_is_busy(pDataFlash) == LOCKED); + +- return 1; ++ return SUCCESS; + } + + /*------------------------------------------------------------------------------*/ +@@ -194,13 +196,13 @@ + if (df_get_status(pDataFlash)) + { + if (df_is_ready(pDataFlash)) +- return 1; ++ return SUCCESS; + } + } + +- return 0; ++ return FAILURE; + } +- ++volatile int loop; + /*------------------------------------------------------------------------------*/ + /* \fn df_read */ + /* \brief Read a block in dataflash */ +@@ -212,21 +214,30 @@ + unsigned int size) + { + unsigned int SizeToRead; ++ int page_counter; + ++ page_counter = 32; + while (size) + { +- SizeToRead = (size < AT91C_MAX_PDC_SIZE)? size : AT91C_MAX_PDC_SIZE; +- ++ SizeToRead = (size < 0x8000)? size : 0x8000; + /* wait the dataflash ready status */ +- df_wait_ready(pDf); +- df_continuous_read(pDf, (char *)buffer, SizeToRead, addr); +- +- size -= SizeToRead; +- addr += SizeToRead; +- buffer += SizeToRead; ++ if(df_wait_ready(pDf) != 0) { ++ df_continuous_read(pDf, (char *)buffer, SizeToRead, addr); ++ dbg_print("."); ++ if(--page_counter <= 0) { ++ page_counter = 32; ++ dbg_print("\r\n"); ++ } ++ size -= SizeToRead; ++ addr += SizeToRead; ++ buffer += SizeToRead; ++ } else { ++ /* We got a timeout */ ++ dbg_print("Timeout while waiting for dataflash ready\n"); ++ return FAILURE; ++ } + } +- +- return 0; ++ return SUCCESS; + } + + /*----------------------------------------------------------------------*/ +@@ -235,13 +246,19 @@ + /*----------------------------------------------------------------------*/ + static int df_download(AT91PS_DF pDf, unsigned int img_addr, unsigned int img_size, unsigned int img_dest) + { ++ dbg_print(">Loading from Dataflash["); ++ dbg_print_hex(img_addr); ++ dbg_print("] to SDRAM["); ++ dbg_print_hex(img_dest); ++ dbg_print("]\r\n"); + /* read bytes in the dataflash */ +- df_read(pDf, img_addr,(unsigned char *)img_dest, img_size); +- ++ if(df_read(pDf, img_addr,(unsigned char *)img_dest, img_size) == FAILURE) ++ return FAILURE; ++ dbg_print("\r\n>Loading complete, ["); ++ dbg_print_hex(IMG_SIZE); ++ dbg_print("] bytes\r\n"); + /* wait the dataflash ready status */ +- df_wait_ready(pDf); +- +- return 0; ++ return df_wait_ready(pDf); + } + + /*----------------------------------------------------------------------*/ +@@ -263,7 +280,7 @@ + static int df_init (AT91PS_DF pDf) + { + int dfcode = 0; +- int status = 1; ++ int status = SUCCESS; + + /* Default: AT45DB321B */ + pDf->dfDescription.pages_number = 8192; +@@ -302,18 +319,21 @@ + pDf->dfDescription.pages_number = 4096; + pDf->dfDescription.pages_size = 528; + pDf->dfDescription.page_offset = 10; ++ dbg_print(">AT45DB161D detected\r\n"); + break; + + case AT45DB321B: + pDf->dfDescription.pages_number = 8192; + pDf->dfDescription.pages_size = 528; + pDf->dfDescription.page_offset = 10; ++ dbg_print(">AT45DB321D detected\r\n"); + break; + + case AT45DB642: + pDf->dfDescription.pages_number = 8192; + pDf->dfDescription.pages_size = 1056; + pDf->dfDescription.page_offset = 11; ++ dbg_print(">AT45DB642D detected\r\n"); + break; + /* + case AT45DB1282: +@@ -335,7 +355,7 @@ + break; + */ + default: +- status = 0; ++ status = FAILURE; + break; + } + +@@ -357,12 +377,12 @@ + if (i != 23) + { + if ((buffer[i] != 0xEA) && (buffer[i] != 0xE5) ) +- return -1; ++ return FAILURE; + } + i+=4; + } + +- return 0; ++ return SUCCESS; + } + + /*------------------------------------------------------------------------------*/ +@@ -374,13 +394,14 @@ + AT91S_DF sDF; + AT91PS_DF pDf = (AT91PS_DF)&sDF; + unsigned int rxBuffer[128]; ++ unsigned int status; + + pDf->bSemaphore = UNLOCKED; + + df_spi_init(pcs, DF_CS_SETTINGS); + +- if (!df_init(pDf)) +- return -1; ++ if (df_init(pDf) == FAILURE) ++ return FAILURE; + + #ifdef AT91SAM9260 + /* Test if a button has been pressed or not */ +@@ -391,10 +412,13 @@ + df_continuous_read(pDf, (char *)rxBuffer, 32, img_addr); + df_wait_ready(pDf); + +- if (df_is_boot_valid((unsigned char*)rxBuffer)) +- return -1; ++ if (df_is_boot_valid((unsigned char*)rxBuffer) == FAILURE) { ++ dbg_print(">Invalid Boot Area...\n\r"); ++ return FAILURE; ++ } + +- return df_download(pDf, img_addr, img_size, img_dest); ++ status = df_download(pDf, img_addr, img_size, img_dest); ++ return status; + } + + #endif /* CFG_DATAFLASH */ +diff -urN at91bootstrap-2.3-0rig/driver/debug.c at91bootstrap-2.3.4/driver/debug.c +--- at91bootstrap-2.3-0rig/driver/debug.c 2006-12-05 11:27:24.000000000 +0100 ++++ at91bootstrap-2.3.4/driver/debug.c 2007-09-24 20:38:01.000000000 +0200 +@@ -85,4 +85,19 @@ + } + } + ++void dbg_print_hex(unsigned int data) ++{ ++ unsigned char hex[11]; ++ int i=0; ++ hex[0]='0'; ++ hex[1]='x'; ++ for(i = 9 ;i >= 2;i--) { ++ hex[i] = "0123456789ABCDEF"[data & 0xF]; ++ data >>= 4; ++ } ++ hex[10]='\0'; ++ dbg_print((const char *) hex); ++} ++ ++ + #endif /* CFG_DEBUG */ +diff -urN at91bootstrap-2.3-0rig/include/debug.h at91bootstrap-2.3.4/include/debug.h +--- at91bootstrap-2.3-0rig/include/debug.h 2006-12-05 11:27:20.000000000 +0100 ++++ at91bootstrap-2.3.4/include/debug.h 2007-09-24 18:26:37.000000000 +0200 +@@ -45,5 +45,6 @@ + /* Global functions */ + extern void dbg_init(unsigned int); + extern void dbg_print(const char *ptr); ++extern void dbg_print_hex(unsigned int data); + + #endif /*_DEBUG_H_*/ +diff -urN at91bootstrap-2.3-0rig/Makefile at91bootstrap-2.3.4/Makefile +--- at91bootstrap-2.3-0rig/Makefile 2007-09-24 18:26:10.000000000 +0200 ++++ at91bootstrap-2.3.4/Makefile 2007-09-24 20:56:53.000000000 +0200 +@@ -17,7 +17,7 @@ + endif + + ifeq ($(CONFIG_SPI_CLK),) +-CONFIG_SPI_CLK=5000000 ++CONFIG_SPI_CLK=33000000 + endif + + ifndef MEMORY |