diff options
Diffstat (limited to 'src/boot.c')
-rw-r--r-- | src/boot.c | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/src/boot.c b/src/boot.c new file mode 100644 index 0000000..9181d5e --- /dev/null +++ b/src/boot.c @@ -0,0 +1,112 @@ +/* + * Copyright (C) 2016 Paul Kocialkowski <contact@paulk.fr> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <stdlib.h> + +#include "omap-usb-boot.h" +#include "boot.h" +#include "usb.h" + +int boot_peripheral(struct context *context, size_t length) +{ + uint32_t command; + int rc; + + if (context == NULL) + return -1; + + command = htole32(BOOT_PERIPHERAL); + + rc = usb_send(context, &command, sizeof(command)); + if (rc < 0) + return -1; + + command = htole32((uint32_t) length); + + rc = usb_send(context, &command, sizeof(command)); + if (rc < 0) + return -1; + + return 0; +} + +int boot_asic_id(struct context *context) +{ + int rc; + + if (context == NULL || context->description == NULL) + return -1; + + if (context->description->boot_asic_id != NULL) { + rc = context->description->boot_asic_id(context); + if (rc < 0) + return -1; + } + + return 0; +} + +int boot_device(struct context *context, uint8_t value) +{ + uint32_t command; + int rc; + + if (context == NULL) + return -1; + + command = htole32(BOOT_DEVICE | (value << 8)); + + rc = usb_send(context, &command, sizeof(command)); + if (rc < 0) + return -1; + + return 0; +} + +int boot_next(struct context *context) +{ + uint32_t command; + int rc; + + if (context == NULL) + return -1; + + command = htole32(BOOT_NEXT); + + rc = usb_send(context, &command, sizeof(command)); + if (rc < 0) + return -1; + + return 0; +} + +int boot_memory(struct context *context) +{ + uint32_t command; + int rc; + + if (context == NULL) + return -1; + + command = htole32(BOOT_MEMORY); + + rc = usb_send(context, &command, sizeof(command)); + if (rc < 0) + return -1; + + return 0; +} |