diff options
Diffstat (limited to 'include/host_command.h')
| -rw-r--r-- | include/host_command.h | 40 |
1 files changed, 32 insertions, 8 deletions
diff --git a/include/host_command.h b/include/host_command.h index 720492158e..101e73c693 100644 --- a/include/host_command.h +++ b/include/host_command.h @@ -195,19 +195,43 @@ int host_request_expected_size(const struct ec_host_request *r); */ void host_packet_receive(struct host_packet *pkt); -/* Register a host command handler */ #ifdef HAS_TASK_HOSTCMD -#define DECLARE_HOST_COMMAND(command, routine, version_mask) \ - const struct host_command __keep __host_cmd_##command \ - __attribute__((section(".rodata.hcmds"))) \ - = {routine, command, version_mask} +#define EXPAND(off, cmd) __host_cmd_(off, cmd) +#define __host_cmd_(off, cmd) __host_cmd_##off##cmd +#define EXPANDSTR(off, cmd) "__host_cmd_"#off#cmd + +/* + * Register a host command handler with + * commands starting at offset 0x0000 + */ +#define DECLARE_HOST_COMMAND(command, routine, version_mask) \ + const struct host_command __keep EXPAND(0x0000, command) \ + __attribute__((section(".rodata.hcmds."EXPANDSTR(0x0000, command)))) \ + = {routine, command, version_mask} + +/* + * Register a private host command handler with + * commands starting at offset EC_CMD_BOARD_SPECIFIC_BASE, + */ +#define DECLARE_PRIVATE_HOST_COMMAND(command, routine, version_mask) \ + const struct host_command __keep \ + EXPAND(EC_CMD_BOARD_SPECIFIC_BASE, command) \ + __attribute__((section(".rodata.hcmds."\ + EXPANDSTR(EC_CMD_BOARD_SPECIFIC_BASE, command)))) \ + = {routine, EC_CMD_BOARD_SPECIFIC_BASE + command, version_mask} + +/* + * Given the private host command offset, calculate + * the true private host command value. + */ +#define PRIVATE_HOST_COMMAND_VALUE(command) \ + (EC_CMD_BOARD_SPECIFIC_BASE + command) #else -#define DECLARE_HOST_COMMAND(command, routine, version_mask) \ - int (routine)(struct host_cmd_handler_args *args) \ +#define DECLARE_HOST_COMMAND(command, routine, version_mask) \ + int (routine)(struct host_cmd_handler_args *args) \ __attribute__((unused)) #endif - /** * Politely ask the CPU to enable/disable its own throttling. * |