| /* |
| * Broadcom USB remote download definitions |
| * |
| * Copyright (C) 1999-2016, Broadcom Corporation |
| * |
| * Unless you and Broadcom execute a separate written software license |
| * agreement governing use of this software, this software is licensed to you |
| * under the terms of the GNU General Public License version 2 (the "GPL"), |
| * available at http://www.broadcom.com/licenses/GPLv2.php, with the |
| * following added to such license: |
| * |
| * As a special exception, the copyright holders of this software give you |
| * permission to link this software with independent modules, and to copy and |
| * distribute the resulting executable under terms of your choice, provided that |
| * you also meet, for each linked independent module, the terms and conditions of |
| * the license of that module. An independent module is a module which is not |
| * derived from this software. The special exception does not apply to any |
| * modifications of the software. |
| * |
| * Notwithstanding the above, under no circumstances may you combine this |
| * software in any way with any other Broadcom software provided under a license |
| * other than the GPL, without Broadcom's express prior written consent. |
| * |
| * |
| * <<Broadcom-WL-IPTag/Open:>> |
| * |
| * $Id: usbrdl.h 597933 2015-11-06 18:52:06Z $ |
| */ |
| |
| #ifndef _USB_RDL_H |
| #define _USB_RDL_H |
| |
| /* Control messages: bRequest values */ |
| #define DL_GETSTATE 0 /* returns the rdl_state_t struct */ |
| #define DL_CHECK_CRC 1 /* currently unused */ |
| #define DL_GO 2 /* execute downloaded image */ |
| #define DL_START 3 /* initialize dl state */ |
| #define DL_REBOOT 4 /* reboot the device in 2 seconds */ |
| #define DL_GETVER 5 /* returns the bootrom_id_t struct */ |
| #define DL_GO_PROTECTED 6 /* execute the downloaded code and set reset event |
| * to occur in 2 seconds. It is the responsibility |
| * of the downloaded code to clear this event |
| */ |
| #define DL_EXEC 7 /* jump to a supplied address */ |
| #define DL_RESETCFG 8 /* To support single enum on dongle |
| * - Not used by bootloader |
| */ |
| #define DL_DEFER_RESP_OK 9 /* Potentially defer the response to setup |
| * if resp unavailable |
| */ |
| #define DL_CHGSPD 0x0A |
| |
| #define DL_HWCMD_MASK 0xfc /* Mask for hardware read commands: */ |
| #define DL_RDHW 0x10 /* Read a hardware address (Ctl-in) */ |
| #define DL_RDHW32 0x10 /* Read a 32 bit word */ |
| #define DL_RDHW16 0x11 /* Read 16 bits */ |
| #define DL_RDHW8 0x12 /* Read an 8 bit byte */ |
| #define DL_WRHW 0x14 /* Write a hardware address (Ctl-out) */ |
| #define DL_WRHW_BLK 0x13 /* Block write to hardware access */ |
| |
| #define DL_CMD_WRHW 2 |
| |
| |
| /* states */ |
| #define DL_WAITING 0 /* waiting to rx first pkt that includes the hdr info */ |
| #define DL_READY 1 /* hdr was good, waiting for more of the compressed image */ |
| #define DL_BAD_HDR 2 /* hdr was corrupted */ |
| #define DL_BAD_CRC 3 /* compressed image was corrupted */ |
| #define DL_RUNNABLE 4 /* download was successful, waiting for go cmd */ |
| #define DL_START_FAIL 5 /* failed to initialize correctly */ |
| #define DL_NVRAM_TOOBIG 6 /* host specified nvram data exceeds DL_NVRAM value */ |
| #define DL_IMAGE_TOOBIG 7 /* download image too big (exceeds DATA_START for rdl) */ |
| |
| #define TIMEOUT 5000 /* Timeout for usb commands */ |
| |
| struct bcm_device_id { |
| char *name; |
| uint32 vend; |
| uint32 prod; |
| }; |
| |
| typedef struct { |
| uint32 state; |
| uint32 bytes; |
| } rdl_state_t; |
| |
| typedef struct { |
| uint32 chip; /* Chip id */ |
| uint32 chiprev; /* Chip rev */ |
| uint32 ramsize; /* Size of RAM */ |
| uint32 remapbase; /* Current remap base address */ |
| uint32 boardtype; /* Type of board */ |
| uint32 boardrev; /* Board revision */ |
| } bootrom_id_t; |
| |
| /* struct for backplane & jtag accesses */ |
| typedef struct { |
| uint32 cmd; /* tag to identify the cmd */ |
| uint32 addr; /* backplane address for write */ |
| uint32 len; /* length of data: 1, 2, 4 bytes */ |
| uint32 data; /* data to write */ |
| } hwacc_t; |
| |
| |
| /* struct for querying nvram params from bootloader */ |
| #define QUERY_STRING_MAX 32 |
| typedef struct { |
| uint32 cmd; /* tag to identify the cmd */ |
| char var[QUERY_STRING_MAX]; /* param name */ |
| } nvparam_t; |
| |
| typedef void (*exec_fn_t)(void *sih); |
| |
| #define USB_CTRL_IN (USB_TYPE_VENDOR | 0x80 | USB_RECIP_INTERFACE) |
| #define USB_CTRL_OUT (USB_TYPE_VENDOR | 0 | USB_RECIP_INTERFACE) |
| |
| #define USB_CTRL_EP_TIMEOUT 500 /* Timeout used in USB control_msg transactions. */ |
| #define USB_BULK_EP_TIMEOUT 500 /* Timeout used in USB bulk transactions. */ |
| |
| #define RDL_CHUNK_MAX (64 * 1024) /* max size of each dl transfer */ |
| #define RDL_CHUNK 1500 /* size of each dl transfer */ |
| |
| /* bootloader makes special use of trx header "offsets" array */ |
| #define TRX_OFFSETS_DLFWLEN_IDX 0 /* Size of the fw; used in uncompressed case */ |
| #define TRX_OFFSETS_JUMPTO_IDX 1 /* RAM address for jumpto after download */ |
| #define TRX_OFFSETS_NVM_LEN_IDX 2 /* Length of appended NVRAM data */ |
| #ifdef BCMTRXV2 |
| #define TRX_OFFSETS_DSG_LEN_IDX 3 /* Length of digital signature for the first image */ |
| #define TRX_OFFSETS_CFG_LEN_IDX 4 /* Length of config region, which is not digitally signed */ |
| #endif /* BCMTRXV2 */ |
| |
| #define TRX_OFFSETS_DLBASE_IDX 0 /* RAM start address for download */ |
| |
| #endif /* _USB_RDL_H */ |