Merge branch 'master' of git://git.denx.de/u-boot-arm

7 files changed, 544 insertions, 0 deletions

diff --git a/tools/.gitignore b/tools/.gitignore
index b1e997fc3e..725db906e8 100644
--- a/tools/.gitignore
+++ b/tools/.gitignore
@@ -11,6 +11,7 @@
 /mkexynosspl
 /mpc86x_clk
 /mxsboot
+/mksunxiboot
 /ncb
 /proftool
 /relocate-rela
diff --git a/tools/Makefile b/tools/Makefile
index 6e43a0150d..761055764b 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -38,6 +38,8 @@ ENVCRC-$(CONFIG_ENV_IS_IN_NVRAM) = y
 ENVCRC-$(CONFIG_ENV_IS_IN_SPI_FLASH) = y
 CONFIG_BUILD_ENVCRC ?= $(ENVCRC-y)
 
+hostprogs-$(CONFIG_SPL_GENERATE_ATMEL_PMECC_HEADER) += atmel_pmecc_params$(SFX)
+
 # TODO: CONFIG_CMD_LICENSE does not work
 hostprogs-$(CONFIG_CMD_LICENSE) += bin2header$(SFX)
 hostprogs-$(CONFIG_LCD_LOGO) += bmp_logo$(SFX)
@@ -69,6 +71,7 @@ RSA_OBJS-$(CONFIG_FIT_SIGNATURE) := rsa-sign.o rsa-verify.o rsa-checksum.o
 
 # common objs for dumpimage and mkimage
 dumpimage-mkimage-objs := aisimage.o \
+			atmelimage.o \
 			$(FIT_SIG_OBJS-y) \
 			crc32.o \
 			default_image.o \
@@ -131,6 +134,8 @@ hostprogs-$(CONFIG_MX23) += mxsboot$(SFX)
 hostprogs-$(CONFIG_MX28) += mxsboot$(SFX)
 HOSTCFLAGS_mxsboot$(SFX).o := -pedantic
 
+hostprogs-$(CONFIG_SUNXI) += mksunxiboot$(SFX)
+
 hostprogs-$(CONFIG_NETCONSOLE) += ncb$(SFX)
 hostprogs-$(CONFIG_SHA1_CHECK_UB_IMG) += ubsha1$(SFX)
 
diff --git a/tools/atmel_pmecc_params.c b/tools/atmel_pmecc_params.c
new file mode 100644
index 0000000000..8eaf27f804
--- /dev/null
+++ b/tools/atmel_pmecc_params.c
@@ -0,0 +1,51 @@
+/*
+ * (C) Copyright 2014 Andreas Bießmann <andreas.devel@googlemail.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/*
+ * This is a host tool for generating an appropriate string out of board
+ * configuration. The string is required for correct generation of PMECC
+ * header which in turn is required for NAND flash booting of Atmel AT91 style
+ * hardware.
+ *
+ * See doc/README.atmel_pmecc for more information.
+ */
+
+#include <config.h>
+#include <stdlib.h>
+
+static int pmecc_get_ecc_bytes(int cap, int sector_size)
+{
+	int m = 12 + sector_size / 512;
+	return (m * cap + 7) / 8;
+}
+
+int main(int argc, char *argv[])
+{
+	unsigned int use_pmecc = 0;
+	unsigned int sector_per_page;
+	unsigned int sector_size = CONFIG_PMECC_SECTOR_SIZE;
+	unsigned int oob_size = CONFIG_SYS_NAND_OOBSIZE;
+	unsigned int ecc_bits = CONFIG_PMECC_CAP;
+	unsigned int ecc_offset;
+
+#ifdef CONFIG_ATMEL_NAND_HW_PMECC
+	use_pmecc = 1;
+#endif
+
+	sector_per_page = CONFIG_SYS_NAND_PAGE_SIZE / CONFIG_PMECC_SECTOR_SIZE;
+	ecc_offset = oob_size -
+		pmecc_get_ecc_bytes(ecc_bits, sector_size) * sector_per_page;
+
+	printf("usePmecc=%d,", use_pmecc);
+	printf("sectorPerPage=%d,", sector_per_page);
+	printf("sectorSize=%d,", sector_size);
+	printf("spareSize=%d,", oob_size);
+	printf("eccBits=%d,", ecc_bits);
+	printf("eccOffset=%d", ecc_offset);
+	printf("\n");
+
+	exit(EXIT_SUCCESS);
+}
diff --git a/tools/atmelimage.c b/tools/atmelimage.c
new file mode 100644
index 0000000000..c8101d2ddc
--- /dev/null
+++ b/tools/atmelimage.c
@@ -0,0 +1,342 @@
+/*
+ * (C) Copyright 2014
+ * Andreas Bießmann <andreas.devel@googlemail.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include "imagetool.h"
+#include "mkimage.h"
+
+#include <image.h>
+
+#define pr_err(fmt, args...) fprintf(stderr, "atmelimage Error: " fmt, ##args)
+
+static int atmel_check_image_type(uint8_t type)
+{
+	if (type == IH_TYPE_ATMELIMAGE)
+		return EXIT_SUCCESS;
+	else
+		return EXIT_FAILURE;
+}
+
+static uint32_t nand_pmecc_header[52];
+
+/*
+ * A helper struct for parsing the mkimage -n parameter
+ *
+ * Keep in same order as the configs array!
+ */
+static struct pmecc_config {
+	int use_pmecc;
+	int sector_per_page;
+	int spare_size;
+	int ecc_bits;
+	int sector_size;
+	int ecc_offset;
+} pmecc;
+
+/*
+ * Strings used for configure the PMECC header via -n mkimage switch
+ *
+ * We estimate a coma separated list of key=value pairs. The mkimage -n
+ * parameter argument should not contain any whitespace.
+ *
+ * Keep in same order as struct pmecc_config!
+ */
+static const char * const configs[] = {
+	"usePmecc",
+	"sectorPerPage",
+	"spareSize",
+	"eccBits",
+	"sectorSize",
+	"eccOffset"
+};
+
+static int atmel_find_pmecc_parameter_in_token(const char *token)
+{
+	size_t pos;
+	char *param;
+
+	debug("token: '%s'\n", token);
+
+	for (pos = 0; pos < ARRAY_SIZE(configs); pos++) {
+		if (strncmp(token, configs[pos], strlen(configs[pos])) == 0) {
+			param = strstr(token, "=");
+			if (!param)
+				goto err;
+
+			param++;
+			debug("\t%s parameter: '%s'\n", configs[pos], param);
+
+			switch (pos) {
+			case 0:
+				pmecc.use_pmecc = strtol(param, NULL, 10);
+				return EXIT_SUCCESS;
+			case 1:
+				pmecc.sector_per_page = strtol(param, NULL, 10);
+				return EXIT_SUCCESS;
+			case 2:
+				pmecc.spare_size = strtol(param, NULL, 10);
+				return EXIT_SUCCESS;
+			case 3:
+				pmecc.ecc_bits = strtol(param, NULL, 10);
+				return EXIT_SUCCESS;
+			case 4:
+				pmecc.sector_size = strtol(param, NULL, 10);
+				return EXIT_SUCCESS;
+			case 5:
+				pmecc.ecc_offset = strtol(param, NULL, 10);
+				return EXIT_SUCCESS;
+			}
+		}
+	}
+
+err:
+	pr_err("Could not find parameter in token '%s'\n", token);
+	return EXIT_FAILURE;
+}
+
+static int atmel_parse_pmecc_params(char *txt)
+{
+	char *token;
+
+	token = strtok(txt, ",");
+	while (token != NULL) {
+		if (atmel_find_pmecc_parameter_in_token(token))
+			return EXIT_FAILURE;
+
+		token = strtok(NULL, ",");
+	}
+
+	return EXIT_SUCCESS;
+}
+
+static int atmel_verify_header(unsigned char *ptr, int image_size,
+			struct image_tool_params *params)
+{
+	uint32_t *ints = (uint32_t *)ptr;
+	size_t pos;
+	size_t size = image_size;
+
+	/* check if we have an PMECC header attached */
+	for (pos = 0; pos < ARRAY_SIZE(nand_pmecc_header); pos++)
+		if (ints[pos] >> 28 != 0xC)
+			break;
+
+	if (pos == ARRAY_SIZE(nand_pmecc_header)) {
+		ints += ARRAY_SIZE(nand_pmecc_header);
+		size -= sizeof(nand_pmecc_header);
+	}
+
+	/* check the seven interrupt vectors of binary */
+	for (pos = 0; pos < 7; pos++) {
+		debug("atmelimage: interrupt vector #%d is 0x%08X\n", pos+1,
+		      ints[pos]);
+		/*
+		 * all vectors except the 6'th one must contain valid
+		 * LDR or B Opcode
+		 */
+		if (pos == 5)
+			/* 6'th vector has image size set, check later */
+			continue;
+		if ((ints[pos] & 0xff000000) == 0xea000000)
+			/* valid B Opcode */
+			continue;
+		if ((ints[pos] & 0xfffff000) == 0xe59ff000)
+			/* valid LDR (I=0, P=1, U=1, B=0, W=0, L=1) */
+			continue;
+		/* ouch, one of the checks has missed ... */
+		return 1;
+	}
+
+	return ints[5] != cpu_to_le32(size);
+}
+
+static void atmel_print_pmecc_header(const uint32_t word)
+{
+	int val;
+
+	printf("\t\tPMECC header\n");
+
+	printf("\t\t====================\n");
+
+	val = (word >> 18) & 0x1ff;
+	printf("\t\teccOffset: %9i\n", val);
+
+	val = (((word >> 16) & 0x3) == 0) ? 512 : 1024;
+	printf("\t\tsectorSize: %8i\n", val);
+
+	if (((word >> 13) & 0x7) <= 2)
+		val = (2 << ((word >> 13) & 0x7));
+	else
+		val = (12 << (((word >> 13) & 0x7) - 3));
+	printf("\t\teccBitReq: %9i\n", val);
+
+	val = (word >> 4) & 0x1ff;
+	printf("\t\tspareSize: %9i\n", val);
+
+	val = (1 << ((word >> 1) & 0x3));
+	printf("\t\tnbSectorPerPage: %3i\n", val);
+
+	printf("\t\tusePmecc: %10i\n", word & 0x1);
+	printf("\t\t====================\n");
+}
+
+static void atmel_print_header(const void *ptr)
+{
+	uint32_t *ints = (uint32_t *)ptr;
+	size_t pos;
+
+	/* check if we have an PMECC header attached */
+	for (pos = 0; pos < ARRAY_SIZE(nand_pmecc_header); pos++)
+		if (ints[pos] >> 28 != 0xC)
+			break;
+
+	if (pos == ARRAY_SIZE(nand_pmecc_header)) {
+		printf("Image Type:\tATMEL ROM-Boot Image with PMECC Header\n");
+		atmel_print_pmecc_header(ints[0]);
+		pos += 5;
+	} else {
+		printf("Image Type:\tATMEL ROM-Boot Image without PMECC Header\n");
+		pos = 5;
+	}
+	printf("\t\t6'th vector has %u set\n", le32_to_cpu(ints[pos]));
+}
+
+static void atmel_set_header(void *ptr, struct stat *sbuf, int ifd,
+				struct image_tool_params *params)
+{
+	/* just save the image size into 6'th interrupt vector */
+	uint32_t *ints = (uint32_t *)ptr;
+	size_t cnt;
+	size_t pos = 5;
+	size_t size = sbuf->st_size;
+
+	for (cnt = 0; cnt < ARRAY_SIZE(nand_pmecc_header); cnt++)
+		if (ints[cnt] >> 28 != 0xC)
+			break;
+
+	if (cnt == ARRAY_SIZE(nand_pmecc_header)) {
+		pos += ARRAY_SIZE(nand_pmecc_header);
+		size -= sizeof(nand_pmecc_header);
+	}
+
+	ints[pos] = cpu_to_le32(size);
+}
+
+static int atmel_check_params(struct image_tool_params *params)
+{
+	if (strlen(params->imagename) > 0)
+		if (atmel_parse_pmecc_params(params->imagename))
+			return EXIT_FAILURE;
+
+	return !(!params->eflag &&
+		!params->fflag &&
+		!params->xflag &&
+		((params->dflag && !params->lflag) ||
+		 (params->lflag && !params->dflag)));
+}
+
+static int atmel_vrec_header(struct image_tool_params *params,
+				struct image_type_params *tparams)
+{
+	uint32_t tmp;
+	size_t pos;
+
+	if (strlen(params->imagename) == 0)
+		return EXIT_SUCCESS;
+
+	tmp = 0xC << 28;
+
+	tmp |= (pmecc.ecc_offset & 0x1ff) << 18;
+
+	switch (pmecc.sector_size) {
+	case 512:
+		tmp |= 0 << 16;
+		break;
+	case 1024:
+		tmp |= 1 << 16;
+		break;
+
+	default:
+		pr_err("Wrong sectorSize (%i) for PMECC header\n",
+		       pmecc.sector_size);
+		return EXIT_FAILURE;
+	}
+
+	switch (pmecc.ecc_bits) {
+	case 2:
+		tmp |= 0 << 13;
+		break;
+	case 4:
+		tmp |= 1 << 13;
+		break;
+	case 8:
+		tmp |= 2 << 13;
+		break;
+	case 12:
+		tmp |= 3 << 13;
+		break;
+	case 24:
+		tmp |= 4 << 13;
+		break;
+
+	default:
+		pr_err("Wrong eccBits (%i) for PMECC header\n",
+		       pmecc.ecc_bits);
+		 return EXIT_FAILURE;
+	}
+
+	tmp |= (pmecc.spare_size & 0x1ff) << 4;
+
+	switch (pmecc.sector_per_page) {
+	case 1:
+		tmp |= 0 << 1;
+		break;
+	case 2:
+		tmp |= 1 << 1;
+		break;
+	case 4:
+		tmp |= 2 << 1;
+		break;
+	case 8:
+		tmp |= 3 << 1;
+		break;
+
+	default:
+		pr_err("Wrong sectorPerPage (%i) for PMECC header\n",
+		       pmecc.sector_per_page);
+		return EXIT_FAILURE;
+	}
+
+	if (pmecc.use_pmecc)
+		tmp |= 1;
+
+	for (pos = 0; pos < ARRAY_SIZE(nand_pmecc_header); pos++)
+		nand_pmecc_header[pos] = tmp;
+
+	debug("PMECC header filled 52 times with 0x%08X\n", tmp);
+
+	tparams->header_size = sizeof(nand_pmecc_header);
+	tparams->hdr = nand_pmecc_header;
+
+	return EXIT_SUCCESS;
+}
+
+static struct image_type_params atmelimage_params = {
+	.name		= "ATMEL ROM-Boot Image support",
+	.header_size	= 0,
+	.hdr		= NULL,
+	.check_image_type = atmel_check_image_type,
+	.verify_header	= atmel_verify_header,
+	.print_header	= atmel_print_header,
+	.set_header	= atmel_set_header,
+	.check_params	= atmel_check_params,
+	.vrec_header	= atmel_vrec_header,
+};
+
+void init_atmel_image_type(void)
+{
+	register_image_type(&atmelimage_params);
+}
diff --git a/tools/imagetool.c b/tools/imagetool.c
index da72115e53..32d6278edb 100644
--- a/tools/imagetool.c
+++ b/tools/imagetool.c
@@ -27,6 +27,8 @@ void register_image_tool(imagetool_register_t image_register)
 	 */
 	register_func = image_register;
 
+	/* Init ATMEL ROM Boot Image generation/list support */
+	init_atmel_image_type();
 	/* Init Freescale PBL Boot image generation/list support */
 	init_pbl_image_type();
 	/* Init Kirkwood Boot image generation/list support */
diff --git a/tools/imagetool.h b/tools/imagetool.h
index a3e9d302eb..c480687ec1 100644
--- a/tools/imagetool.h
+++ b/tools/imagetool.h
@@ -159,6 +159,7 @@ void register_image_type(struct image_type_params *tparams);
  * Supported image types init functions
  */
 void init_default_image_type(void);
+void init_atmel_image_type(void);
 void init_pbl_image_type(void);
 void init_ais_image_type(void);
 void init_kwb_image_type(void);
diff --git a/tools/mksunxiboot.c b/tools/mksunxiboot.c
new file mode 100644
index 0000000000..da7c9f0ddc
--- /dev/null
+++ b/tools/mksunxiboot.c
@@ -0,0 +1,142 @@
+/*
+ * (C) Copyright 2007-2011
+ * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
+ * Tom Cubie <tangliang@allwinnertech.com>
+ *
+ * a simple tool to generate bootable image for sunxi platform.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+#include <fcntl.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+
+/* boot head definition from sun4i boot code */
+struct boot_file_head {
+	uint32_t b_instruction;	/* one intruction jumping to real code */
+	uint8_t magic[8];	/* ="eGON.BT0" or "eGON.BT1", not C-style str */
+	uint32_t check_sum;	/* generated by PC */
+	uint32_t length;	/* generated by PC */
+	/*
+	 * We use a simplified header, only filling in what is needed
+	 * by the boot ROM. To be compatible with Allwinner tools we
+	 * would need to implement the proper fields here instead of
+	 * padding.
+	 */
+	uint8_t pad[12];		/* align to 32 bytes */
+};
+
+#define BOOT0_MAGIC                     "eGON.BT0"
+#define STAMP_VALUE                     0x5F0A6C39
+
+/* check sum functon from sun4i boot code */
+int gen_check_sum(struct boot_file_head *head_p)
+{
+	uint32_t length;
+	uint32_t *buf;
+	uint32_t loop;
+	uint32_t i;
+	uint32_t sum;
+
+	length = head_p->length;
+	if ((length & 0x3) != 0)	/* must 4-byte-aligned */
+		return -1;
+	buf = (uint32_t *)head_p;
+	head_p->check_sum = STAMP_VALUE;	/* fill stamp */
+	loop = length >> 2;
+
+	/* calculate the sum */
+	for (i = 0, sum = 0; i < loop; i++)
+		sum += buf[i];
+
+	/* write back check sum */
+	head_p->check_sum = sum;
+
+	return 0;
+}
+
+#define ALIGN(x, a) __ALIGN_MASK((x), (typeof(x))(a)-1)
+#define __ALIGN_MASK(x, mask) (((x)+(mask))&~(mask))
+
+#define SUN4I_SRAM_SIZE 0x7600	/* 0x7748+ is used by BROM */
+#define SRAM_LOAD_MAX_SIZE (SUN4I_SRAM_SIZE - sizeof(struct boot_file_head))
+#define BLOCK_SIZE 512
+
+struct boot_img {
+	struct boot_file_head header;
+	char code[SRAM_LOAD_MAX_SIZE];
+	char pad[BLOCK_SIZE];
+};
+
+int main(int argc, char *argv[])
+{
+	int fd_in, fd_out;
+	struct boot_img img;
+	unsigned file_size, load_size;
+	int count;
+
+	if (argc < 2) {
+		printf("\tThis program makes an input bin file to sun4i " \
+		       "bootable image.\n" \
+		       "\tUsage: %s input_file out_putfile\n", argv[0]);
+		return EXIT_FAILURE;
+	}
+
+	fd_in = open(argv[1], O_RDONLY);
+	if (fd_in < 0) {
+		perror("Open input file");
+		return EXIT_FAILURE;
+	}
+
+	memset(img.pad, 0, BLOCK_SIZE);
+
+	/* get input file size */
+	file_size = lseek(fd_in, 0, SEEK_END);
+
+	if (file_size > SRAM_LOAD_MAX_SIZE) {
+		fprintf(stderr, "ERROR: File too large!\n");
+		return EXIT_FAILURE;
+	} else {
+		load_size = ALIGN(file_size, sizeof(int));
+	}
+
+	fd_out = open(argv[2], O_WRONLY | O_CREAT, 0666);
+	if (fd_out < 0) {
+		perror("Open output file");
+		return EXIT_FAILURE;
+	}
+
+	/* read file to buffer to calculate checksum */
+	lseek(fd_in, 0, SEEK_SET);
+	count = read(fd_in, img.code, load_size);
+	if (count != load_size) {
+		perror("Reading input image");
+		return EXIT_FAILURE;
+	}
+
+	/* fill the header */
+	img.header.b_instruction =	/* b instruction */
+		0xEA000000 |	/* jump to the first instr after the header */
+		((sizeof(struct boot_file_head) / sizeof(int) - 2)
+		 & 0x00FFFFFF);
+	memcpy(img.header.magic, BOOT0_MAGIC, 8);	/* no '0' termination */
+	img.header.length =
+		ALIGN(load_size + sizeof(struct boot_file_head), BLOCK_SIZE);
+	gen_check_sum(&img.header);
+
+	count = write(fd_out, &img, img.header.length);
+	if (count != img.header.length) {
+		perror("Writing output");
+		return EXIT_FAILURE;
+	}
+
+	close(fd_in);
+	close(fd_out);
+
+	return EXIT_SUCCESS;
+}