diff options
Diffstat (limited to 'src/query.c')
| -rw-r--r-- | src/query.c | 97 |
1 files changed, 96 insertions, 1 deletions
diff --git a/src/query.c b/src/query.c index dda636c..9fc5d24 100644 --- a/src/query.c +++ b/src/query.c @@ -44,6 +44,12 @@ int get_status() */ int set_usb_mode(unsigned int mode) { + if (mode > 1) + { + printf("Invalid USB mode specified '%d'.\n", mode); + return -1; + } + if (usb_control_msg(dev, CMD_WRITE, 16, mode, 2, 0, 0, 2000) == -1) { fprintf(stderr, "Cannot set USB mode.\n"); return -1; @@ -65,7 +71,7 @@ int get_usb_mode() { unsigned short mode = 0; - if (usb_control_msg(dev, CMD_QUERY, 17, 0, 2, &mode, sizeof(mode), 2000) == -1) { + if (usb_control_msg(dev, CMD_QUERY, 17, 0, 2, (void *) &mode, sizeof(mode), 2000) == -1) { fprintf(stderr, "Cannot query device.\n"); return -1; } @@ -203,6 +209,95 @@ int set_root_device(unsigned short root_device) return 0; } +/** + * Set flags: + * request type: CMD_WRITE + * request : 16 + * value : flags to set, see below + * index : 3 + * + * Clear flags: + * request type: CMD_WRITE + * request : 16 + * value : flags to clear, see below + * index : 4 + + * Flags are composed of: + * 0x02 - disable OMAP watchdog (possibly) + * 0x04 - disable RETU watchdog (possibly) + * 0x08 - disable lifeguard reset + * 0x10 - enable serial console + * 0x20 - disable USB timeout + * + * The function encapsule the NOLO API in a way that it works like + * a chmod 707. The bits that are not set will be cleared after the + * call. This is done by issuing a 'clear flags' command with all the + * non set bits. + * + */ +int set_rd_flags(unsigned short flags) +{ + unsigned short reverse_flags = 0; + + if (flags & ~(0x02 | 0x04 | 0x08 | 0x10 | 0x20)) { + printf("Invalid rd flags specified '%x'.\n", flags); + return -1; + } + + if (!(flags & 0x02)) + reverse_flags |= 0x02; + + if (!(flags & 0x04)) + reverse_flags |= 0x04; + + if (!(flags & 0x08)) + reverse_flags |= 0x08; + + if (!(flags & 0x10)) + reverse_flags |= 0x10; + + if (!(flags & 0x20)) + reverse_flags |= 0x20; + + if (usb_control_msg(dev, CMD_WRITE, 16, flags, 3, 0, 0, 2000) == -1) { + fprintf(stderr, "Cannot set rd flags\n"); + return -1; + } + + if (usb_control_msg(dev, CMD_WRITE, 16, reverse_flags, 4, 0, 0, 2000) == -1) { + fprintf(stderr, "Cannot set rd flags\n"); + return -1; + } + + printf("Set rd flags successfully!\n"); + printf("disable OMAP watchdog : %s\n", (flags & 0x02) ? "set" : "not set"); + printf("disable RETU watchdog : %s\n", (flags & 0x04) ? "set" : "not set"); + printf("disable lifeguard reset: %s\n", (flags & 0x08) ? "set" : "not set"); + printf("enable serial console : %s\n", (flags & 0x10) ? "set" : "not set"); + printf("disable USB timeout : %s\n", (flags & 0x20) ? "set" : "not set"); + + return 0; +} + +int get_rd_flags() +{ + unsigned short flags = 0; + + if (usb_control_msg(dev, CMD_QUERY, 17, 0, 3, (void *) &flags, sizeof(flags), 2000) == -1) { + fprintf(stderr, "Cannot get rd flags\n"); + return -1; + } + + printf("Current rd flag setting:\n"); + printf("disable OMAP watchdog : %s\n", (flags & 0x02) ? "set" : "not set"); + printf("disable RETU watchdog : %s\n", (flags & 0x04) ? "set" : "not set"); + printf("disable lifeguard reset: %s\n", (flags & 0x08) ? "set" : "not set"); + printf("enable serial console : %s\n", (flags & 0x10) ? "set" : "not set"); + printf("disable USB timeout : %s\n", (flags & 0x20) ? "set" : "not set"); + + return 0; +} + int get_nolo_version() { unsigned int version; // ensure uint is at least 32 bits |