diff options
Diffstat (limited to 'drivers/input/touchscreen/wacom/wacom_i2c_flash_g9.c')
| -rw-r--r-- | drivers/input/touchscreen/wacom/wacom_i2c_flash_g9.c | 1518 |
1 files changed, 0 insertions, 1518 deletions
diff --git a/drivers/input/touchscreen/wacom/wacom_i2c_flash_g9.c b/drivers/input/touchscreen/wacom/wacom_i2c_flash_g9.c deleted file mode 100644 index b98bdf2..0000000 --- a/drivers/input/touchscreen/wacom/wacom_i2c_flash_g9.c +++ /dev/null @@ -1,1518 +0,0 @@ -#include "wacom_i2c_flash_g9.h" -/*-------------------------------------------------------*/ -/*********************************************************/ -/*---------NEW FUNCTIONS---------------------------------*/ -/*********************************************************/ -/*-------------------------------------------------------*/ - -#define DATA_SIZE (65536 * 4) -#define WACOM_I2C_FLASH 0x56 -#define WACOM_I2C_FLASH2 0x9 - -int wacom_i2c_flash_cmd_g9(struct wacom_i2c *wac_i2c) -{ - int ret, len; - u8 buf[8]; - - printk(KERN_DEBUG "[PEN] %s\n", __func__); - - buf[0] = 0x0d; - buf[1] = FLASH_START0; - buf[2] = FLASH_START1; - buf[3] = FLASH_START2; - buf[4] = FLASH_START3; - buf[5] = FLASH_START4; - buf[6] = FLASH_START5; - buf[7] = 0x0d; - - len = 8; - ret = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH); - if (ret < 0) { - printk(KERN_ERR - "[PEN] Sending flash command failed 2\n"); - return -1; - } - msleep(270); - - return 0; -} - -bool flash_cmd(struct wacom_i2c *wac_i2c) -{ - int rv, len; - u8 buf[10]; - - len = 0; - buf[len++] = 4; - buf[len++] = 0; - buf[len++] = 0x32; - buf[len++] = CMD_SET_FEATURE; - - rv = wacom_i2c_master_send(wac_i2c->client, - buf, len, WACOM_I2C_FLASH); - if (rv < 0) - return false; - - len = 0; - buf[len++] = 5; - buf[len++] = 0; - buf[len++] = 4; - buf[len++] = 0; - buf[len++] = 2; - buf[len++] = 2; - rv = wacom_i2c_master_send(wac_i2c->client, - buf, len, WACOM_I2C_FLASH); - if (rv < 0) - return false; - - return true; -} - -bool -flash_query(struct wacom_i2c *wac_i2c) -{ - int rv, ECH; - u8 buf[4]; - u16 len; - unsigned char command[CMD_SIZE]; - unsigned char response[RSP_SIZE]; - - len = 0; - buf[len++] = 4; /* Command Register-LSB */ - buf[len++] = 0; /* Command Register-MSB */ - buf[len++] = 0x37; /* Command-LSB, ReportType:Feature(11) ReportID:7 */ - buf[len++] = CMD_SET_FEATURE; /* Command-MSB, SET_REPORT */ - - printk(KERN_DEBUG - "[PEN] %s started buf[3]:%d len:%d\n", - __func__, buf[3], len); - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - command[0] = 5; /* Data Register-LSB */ - command[1] = 0; /* Data-Register-MSB */ - command[2] = 5; /* Length Field-LSB */ - command[3] = 0; /* Length Field-MSB */ - command[4] = BOOT_CMD_REPORT_ID; /* Report:ReportID */ - command[5] = BOOT_QUERY; /* Report:Boot Query command */ - command[6] = ECH = 7; /* Report:echo */ - - rv = wacom_i2c_master_send(wac_i2c->client, command, 7, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - msleep(10); - - len = 0; - buf[len++] = 4; /* Command Register-LSB */ - buf[len++] = 0; /* Command Register-MSB */ - buf[len++] = 0x38; /* Command-LSB, ReportType:Feature(11) ReportID:8 */ - buf[len++] = CMD_GET_FEATURE; /* Command-MSB, GET_REPORT */ - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - len = 0; - buf[len++] = 5; /* Data Register-LSB */ - buf[len++] = 0; /* Data Register-MSB */ - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - rv = wacom_i2c_master_recv(wac_i2c->client, response, - BOOT_RSP_SIZE, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - if ( (response[3] != QUERY_CMD) || - (response[4] != ECH) ) { - printk(KERN_ERR "[PEN] %s res3:%d res4:%d\n", __func__, response[3], response[4]); - return false; - } - if (response[5] != QUERY_RSP) { - printk(KERN_ERR "[PEN] %s res5:%d\n", __func__, response[5]); - return false; - } - - return true; -} - -bool -flash_blver(struct wacom_i2c *wac_i2c, int *blver) -{ - int rv, ECH; - u8 buf[4]; - u16 len; - unsigned char command[CMD_SIZE]; - unsigned char response[RSP_SIZE]; - - len = 0; - buf[len++] = 4; /* Command Register-LSB */ - buf[len++] = 0; /* Command Register-MSB */ - buf[len++] = 0x37; /* Command-LSB, ReportType:Feature(11) ReportID:7 */ - buf[len++] = CMD_SET_FEATURE; /* Command-MSB, SET_REPORT */ - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - command[0] = 5; /* Data Register-LSB */ - command[1] = 0; /* Data-Register-MSB */ - command[2] = 5; /* Length Field-LSB */ - command[3] = 0; /* Length Field-MSB */ - command[4] = BOOT_CMD_REPORT_ID; /* Report:ReportID */ - command[5] = BOOT_BLVER; /* Report:Boot Version command */ - command[6] = ECH = 7; /* Report:echo */ - - rv = wacom_i2c_master_send(wac_i2c->client, command, 7, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - msleep(10); - - len = 0; - buf[len++] = 4; /* Command Register-LSB */ - buf[len++] = 0; /* Command Register-MSB */ - buf[len++] = 0x38; /* Command-LSB, ReportType:Feature(11) ReportID:8 */ - buf[len++] = CMD_GET_FEATURE; /* Command-MSB, GET_REPORT */ - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - len = 0; - buf[len++] = 5; /* Data Register-LSB */ - buf[len++] = 0; /* Data Register-MSB */ - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - rv = wacom_i2c_master_recv(wac_i2c->client, response, BOOT_RSP_SIZE, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - if ((response[3] != BOOT_CMD) || - (response[4] != ECH)) - return false; - - *blver = (int)response[5]; - - return true; -} - -bool -flash_mputype(struct wacom_i2c *wac_i2c, int* pMpuType) -{ - int rv, ECH; - u8 buf[4]; - u16 len; - unsigned char command[CMD_SIZE]; - unsigned char response[RSP_SIZE]; - - len = 0; - buf[len++] = 4; /* Command Register-LSB */ - buf[len++] = 0; /* Command Register-MSB */ - buf[len++] = 0x37; /* Command-LSB, ReportType:Feature(11) ReportID:7 */ - buf[len++] = CMD_SET_FEATURE; /* Command-MSB, SET_REPORT */ - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - command[0] = 5; /* Data Register-LSB */ - command[1] = 0; /* Data-Register-MSB */ - command[2] = 5; /* Length Field-LSB */ - command[3] = 0; /* Length Field-MSB */ - command[4] = BOOT_CMD_REPORT_ID; /* Report:ReportID */ - command[5] = BOOT_MPU; /* Report:Boot Query command */ - command[6] = ECH = 7; /* Report:echo */ - - rv = wacom_i2c_master_send(wac_i2c->client, command, 7, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - msleep(10); - - len = 0; - buf[len++] = 4; /* Command Register-LSB */ - buf[len++] = 0; /* Command Register-MSB */ - buf[len++] = 0x38; /* Command-LSB, ReportType:Feature(11) ReportID:8 */ - buf[len++] = CMD_GET_FEATURE; /* Command-MSB, GET_REPORT */ - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - len = 0; - buf[len++] = 5; /* Data Register-LSB */ - buf[len++] = 0; /* Data Register-MSB */ - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - rv = wacom_i2c_master_recv(wac_i2c->client, response, BOOT_RSP_SIZE, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - if ((response[3] != MPU_CMD) || - (response[4] != ECH)) - return false; - - *pMpuType = (int)response[5]; - - return true; -} - -bool -flash_security_unlock(struct wacom_i2c *wac_i2c, int *status) -{ - int rv, ECH; - u8 buf[4]; - u16 len; - unsigned char command[CMD_SIZE]; - unsigned char response[RSP_SIZE]; - - len = 0; - buf[len++] = 4; - buf[len++] = 0; - buf[len++] = 0x37; - buf[len++] = CMD_SET_FEATURE; - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - command[0] = 5; - command[1] = 0; - command[2] = 5; - command[3] = 0; - command[4] = BOOT_CMD_REPORT_ID; - command[5] = BOOT_SECURITY_UNLOCK; - command[6] = ECH = 7; - - rv = wacom_i2c_master_send(wac_i2c->client, command, 7, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - msleep(10); - - len = 0; - buf[len++] = 4; - buf[len++] = 0; - buf[len++] = 0x38; - buf[len++] = CMD_GET_FEATURE; - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - len = 0; - buf[len++] = 5; - buf[len++] = 0; - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - rv = wacom_i2c_master_recv(wac_i2c->client, response, BOOT_RSP_SIZE, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - if ((response[3] != SEC_CMD) || - (response[4] != ECH)) - return false; - - *status = (int)response[5]; - - return true; -} - -bool -flash_end(struct wacom_i2c *wac_i2c) -{ - int rv, ECH; - u8 buf[4]; - u16 len; - unsigned char command[CMD_SIZE]; - - len = 0; - buf[len++] = 4; - buf[len++] = 0; - buf[len++] = 0x37; - buf[len++] = CMD_SET_FEATURE; - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - command[0] = 5; - command[1] = 0; - command[2] = 5; - command[3] = 0; - command[4] = BOOT_CMD_REPORT_ID; - command[5] = BOOT_EXIT; - command[6] = ECH = 7; - - rv = wacom_i2c_master_send(wac_i2c->client, command, 7, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - return true; -} - - -bool -flash_devcieType(struct wacom_i2c *wac_i2c) -{ - int rv; - u8 buf[4]; - u16 len; - - len = 0; - buf[len++] = 4; /* Command Register-LSB */ - buf[len++] = 0; /* Command Register-MSB */ - buf[len++] = 0x32; /* Command-LSB, ReportType:Feature(11) ReportID:2 */ - buf[len++] = CMD_GET_FEATURE; /* Command-MSB, GET_REPORT */ - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - len = 0; - buf[len++] = 5; /* Data Register-LSB */ - buf[len++] = 0; /* Data Register-MSB */ - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - rv = wacom_i2c_master_recv(wac_i2c->client, buf, 4, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - return true; -} - -int -GetFWVersion(struct wacom_i2c *wac_i2c, PFW_VERSION pVer) -{ - int rv; - unsigned char buf[12]; - int len; - int iRet = EXIT_FAIL_GET_FIRMWARE_VERSION; - - buf[0] = pen_QUERY; - len = 1; - printk(KERN_DEBUG "[PEN] %s started\n", __func__); - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) - goto end; - - msleep(1); - - len = 10; - - rv = wacom_i2c_master_recv(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) - goto end; - - if (buf[0] != 0x0F) - goto end; - - pVer->UpVer = buf[7]; - pVer->LoVer = buf[8]; - iRet = EXIT_OK; - - end: - return iRet; -} - -int -GetBLVersion(struct wacom_i2c *wac_i2c, int* pBLVer) -{ - int rv; - wacom_i2c_flash_cmd_g9(wac_i2c); - if (!flash_query(wac_i2c)) { - if (!wacom_i2c_flash_cmd_g9(wac_i2c)) { - return EXIT_FAIL_ENTER_FLASH_MODE; - } - else { - msleep(100); - if (!flash_query(wac_i2c)){ - return EXIT_FAIL_FLASH_QUERY; - } - } - } - - rv = flash_blver(wac_i2c, pBLVer); - if (rv) - return EXIT_OK; - else - return EXIT_FAIL_GET_BOOT_LOADER_VERSION; -} - -int -GetMpuType(struct wacom_i2c *wac_i2c, int* pMpuType) -{ - int rv; - - if (!flash_query(wac_i2c)) - { - if (!wacom_i2c_flash_cmd_g9(wac_i2c)) - { - return EXIT_FAIL_ENTER_FLASH_MODE; - } - else{ - msleep(100); - if (!flash_query(wac_i2c)) - { - return EXIT_FAIL_FLASH_QUERY; - } - } - } - - rv = flash_mputype(wac_i2c, pMpuType); - if (rv) - return EXIT_OK; - else - return EXIT_FAIL_GET_MPU_TYPE; -} - -int -SetSecurityUnlock(struct wacom_i2c *wac_i2c, int* pStatus) -{ - int rv; - - if (!flash_query(wac_i2c)) - { - if (!wacom_i2c_flash_cmd_g9(wac_i2c)) - { - return EXIT_FAIL_ENTER_FLASH_MODE; - } - else{ - msleep(100); - if (!flash_query(wac_i2c)) - { - return EXIT_FAIL_FLASH_QUERY; - } - } - } - - rv = flash_security_unlock(wac_i2c, pStatus); - if (rv) - return EXIT_OK; - else - return EXIT_FAIL; -} - -bool -flash_erase(struct wacom_i2c *wac_i2c, bool bAllUserArea, int *eraseBlock, int num) -{ - int rv, ECH; - unsigned char sum; - unsigned char buf[72]; - unsigned char cmd_chksum; - u16 len; - int i,j; - unsigned char command[CMD_SIZE]; - //unsigned char command_data[CMD_SIZE]; - unsigned char response[RSP_SIZE]; - - for (i=0; i<num; i++) - { - msleep(500); -retry: - len = 0; - buf[len++] = 4; /* Command Register-LSB */ - buf[len++] = 0; /* Command Register-MSB */ - buf[len++] = 0x37; /* Command-LSB, ReportType:Feature(11) ReportID:7 */ - buf[len++] = CMD_SET_FEATURE; /* Command-MSB, SET_REPORT */ - - printk(KERN_DEBUG "[PEN] %s sending SET_FEATURE:%d\n", __func__, i); - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - printk(KERN_DEBUG "[PEN] %s setting a command:%d\n", __func__, i); - - command[0] = 5; /* Data Register-LSB */ - command[1] = 0; /* Data-Register-MSB */ - command[2] = 7; /* Length Field-LSB */ - command[3] = 0; /* Length Field-MSB */ - command[4] = BOOT_CMD_REPORT_ID; /* Report:ReportID */ - command[5] = BOOT_ERASE_FLASH; /* Report:erase command */ - command[6] = ECH = i; /* Report:echo */ - command[7] = *eraseBlock; /* Report:erased block No. */ - eraseBlock++; - - sum = 0; - for (j=0; j<8; j++) - sum += command[j]; - cmd_chksum = ~sum+1; /* Report:check sum */ - command[8] = cmd_chksum; - - rv = wacom_i2c_master_send(wac_i2c->client, command, 9, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - - msleep(5000); - - len = 0; - buf[len++] = 4; /* Command Register-LSB */ - buf[len++] = 0; /* Command Register-MSB */ - buf[len++] = 0x38; /* Command-LSB, ReportType:Feature(11) ReportID:8 */ - buf[len++] = CMD_GET_FEATURE; /* Command-MSB, GET_REPORT */ - - printk(KERN_DEBUG "[PEN] %s sending GET_FEATURE :%d\n", __func__, i); - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - - len = 0; - buf[len++] = 5; /* Data Register-LSB */ - buf[len++] = 0; /* Data Register-MSB */ - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - - rv = wacom_i2c_master_recv(wac_i2c->client, response, BOOT_RSP_SIZE, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - - if ((response[3] != ERS_CMD) || - (response[4] != ECH)) { - printk(KERN_ERR "[PEN] %s failing 5:%d\n", __func__, i); - return false; - } - - if (response[5] == 0x80) { - printk(KERN_ERR "[PEN] %s retry\n", __func__); - goto retry; - } - if (response[5] != ACK) { - printk(KERN_ERR "[PEN] %s failing 6:%d res5:%d\n", __func__, i, response[5]); - return false; - } - printk(KERN_DEBUG "[PEN] %s %d\n", __func__, i); - } - return true; -} - -bool -is_flash_marking(struct wacom_i2c *wac_i2c, - size_t data_size, bool* bMarking, int iMpuID) -{ - const int MAX_CMD_SIZE = (12 + FLASH_BLOCK_SIZE + 2); - int rv, ECH; - unsigned char flash_data[FLASH_BLOCK_SIZE]; - unsigned char buf[300]; - unsigned char sum; - int len; - unsigned int i, j; - unsigned char response[RSP_SIZE]; - unsigned char command[MAX_CMD_SIZE]; - - *bMarking = false; - - printk(KERN_DEBUG "[PEN] %s started\n", __func__); - for (i=0; i<FLASH_BLOCK_SIZE; i++) { - flash_data[i]=0xFF; - } - - flash_data[56]=0x00; - - len = 0; - buf[len++] = 4; - buf[len++] = 0; - buf[len++] = 0x37; - buf[len++] = CMD_SET_FEATURE; - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - command[0] = 5; - command[1] = 0; - command[2] = 76; - command[3] = 0; - command[4] = BOOT_CMD_REPORT_ID; - command[5] = BOOT_VERIFY_FLASH; - command[6] = ECH = 1; - command[7] = 0xC0; - command[8] = 0x1F; - command[9] = 0x01; - command[10] = 0x00; - command[11] = 8; - - sum = 0; - for (j = 0; j < 12; j++) - sum += command[j]; - - command[MAX_CMD_SIZE - 2] = ~sum+1; - - sum = 0; - printk(KERN_DEBUG "[PEN] %s start writing command\n", __func__); - for (i = 12; i < (FLASH_BLOCK_SIZE + 12); i++){ - command[i] = flash_data[i-12]; - sum += flash_data[i-12]; - } - command[MAX_CMD_SIZE - 1] = ~sum+1; - - printk(KERN_DEBUG "[PEN] %s sending command\n", __func__); - rv = wacom_i2c_master_send(wac_i2c->client, command, MAX_CMD_SIZE, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - - msleep(10); - - len = 0; - buf[len++] = 4; - buf[len++] = 0; - buf[len++] = 0x38; - buf[len++] = CMD_GET_FEATURE; - - printk(KERN_DEBUG "[PEN] %s sending GET_FEATURE 1\n", __func__); - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - - len = 0; - buf[len++] = 5; - buf[len++] = 0; - - printk(KERN_DEBUG "[PEN] %s sending GET_FEATURE 2\n", __func__); - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - - printk(KERN_DEBUG "[PEN] %s receiving GET_FEATURE\n", __func__); - rv = wacom_i2c_master_recv(wac_i2c->client, response, RSP_SIZE, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - - printk(KERN_DEBUG "[PEN] %s checking response\n", __func__); - if ((response[3] != MARK_CMD) || - (response[4] != ECH) || - (response[5] != ACK) ) { - printk(KERN_ERR "[PEN] %s fails res3:%d res4:%d res5:%d\n", __func__, response[3], response[4], response[5]); - return false; - } - - *bMarking = true; - return true; -} - -bool -flash_write_block(struct wacom_i2c *wac_i2c, char *flash_data, unsigned long ulAddress, u8 *pcommand_id) -{ - const int MAX_COM_SIZE = (12 + FLASH_BLOCK_SIZE + 2); - int len, ECH; - unsigned char buf[300]; - int rv; - unsigned char sum; - unsigned char command[MAX_COM_SIZE]; - unsigned char response[RSP_SIZE]; - unsigned int i; - - len = 0; - buf[len++] = 4; /* Command Register-LSB */ - buf[len++] = 0; /* Command Register-MSB */ - buf[len++] = 0x37; /* Command-LSB, ReportType:Feature(11) ReportID:7 */ - buf[len++] = CMD_SET_FEATURE; /* Command-MSB, SET_REPORT */ - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - command[0] = 5; /* Data Register-LSB */ - command[1] = 0; /* Data-Register-MSB */ - command[2] = 76; /* Length Field-LSB */ - command[3] = 0; /* Length Field-MSB */ - command[4] = BOOT_CMD_REPORT_ID; /* Report:ReportID */ - command[5] = BOOT_WRITE_FLASH; /* Report:program command */ - command[6] = ECH = ++(*pcommand_id); /* Report:echo */ - command[7] = ulAddress&0x000000ff; - command[8] = (ulAddress&0x0000ff00) >> 8; - command[9] = (ulAddress&0x00ff0000) >> 16; - command[10] = (ulAddress&0xff000000) >> 24; /* Report:address(4bytes) */ - command[11] = 8; /* Report:size(8*8=64) */ - sum = 0; - for (i=0; i<12; i++) - sum += command[i]; - command[MAX_COM_SIZE - 2] = ~sum+1; /* Report:command checksum */ - - sum = 0; - for (i = 12; i < (FLASH_BLOCK_SIZE + 12); i++){ - command[i] = flash_data[ulAddress+(i-12)]; - sum += flash_data[ulAddress+(i-12)]; - } - command[MAX_COM_SIZE - 1] = ~sum+1; /* Report:data checksum */ - - rv = wacom_i2c_master_send(wac_i2c->client, command, BOOT_CMD_SIZE, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - msleep(10); - - len = 0; - buf[len++] = 4; /* Command Register-LSB */ - buf[len++] = 0; /* Command Register-MSB */ - buf[len++] = 0x38; /* Command-LSB, ReportType:Feature(11) ReportID:8 */ - buf[len++] = CMD_GET_FEATURE; /* Command-MSB, GET_REPORT */ - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - len = 0; - buf[len++] = 5; /* Data Register-LSB */ - buf[len++] = 0; /* Data Register-MSB */ - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - rv = wacom_i2c_master_send(wac_i2c->client, response, BOOT_RSP_SIZE, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - if ((response[3] != WRITE_CMD) || - (response[4] != ECH) || - response[5] != ACK) - return false; - - return true; - -} - -bool -flash_write(struct wacom_i2c *wac_i2c, - unsigned char *flash_data, size_t data_size, unsigned long start_address, unsigned long *max_address, int mpuType) -{ - unsigned long ulAddress; - int rv; - unsigned long pageNo=0; - u8 command_id = 0; - - printk(KERN_DEBUG "[PEN] %s flash_write start\n", __func__); - - for (ulAddress = start_address; ulAddress < *max_address; ulAddress += FLASH_BLOCK_SIZE) - { - unsigned int j; - bool bWrite = false; - - for (j = 0; j < FLASH_BLOCK_SIZE; j++) - { - if (flash_data[ulAddress+j] == 0xFF) - continue; - else - { - bWrite = true; - break; - } - } - - if (!bWrite) - { - pageNo++; - continue; - } - - rv = flash_write_block(wac_i2c, flash_data, ulAddress, &command_id); - if(rv < 0) - return false; - - pageNo++; - } - - return true; -} - -bool -flash_verify(struct wacom_i2c *wac_i2c, - unsigned char *flash_data, size_t data_size, unsigned long start_address, unsigned long *max_address, int mpuType) -{ - int ECH; - unsigned long ulAddress; - bool rv; - unsigned long pageNo = 0; - u8 command_id = 0; - printk(KERN_DEBUG "[PEN] %s verify starts\n", __func__); - for (ulAddress = start_address; ulAddress < *max_address; ulAddress += FLASH_BLOCK_SIZE) - { - const int MAX_CMD_SIZE = 12 + FLASH_BLOCK_SIZE + 2; - unsigned char buf[300]; - unsigned char sum; - int len; - unsigned int i, j; - unsigned char command[MAX_CMD_SIZE]; - unsigned char response[RSP_SIZE]; - - // printk(KERN_DEBUG "[PEN] %s verify starts\n", __func__); - len = 0; - buf[len++] = 4; - buf[len++] = 0; - buf[len++] = 0x37; - buf[len++] = CMD_SET_FEATURE; - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) - return false; - - command[0] = 5; - command[1] = 0; - command[2] = 76; - command[3] = 0; - command[4] = BOOT_CMD_REPORT_ID; - command[5] = BOOT_VERIFY_FLASH; - command[6] = ECH = ++command_id;; - command[7] = ulAddress&0x000000ff; - command[8] = (ulAddress&0x0000ff00) >> 8; - command[9] = (ulAddress&0x00ff0000) >> 16; - command[10] = (ulAddress&0xff000000) >> 24; - command[11] = 8; - - sum = 0; - for (j=0; j<12; j++) - sum += command[j]; - command[MAX_CMD_SIZE - 2] = ~sum+1; - - sum = 0; - for (i = 12; i < (FLASH_BLOCK_SIZE + 12); i++){ - command[i] = flash_data[ulAddress+(i-12)]; - sum += flash_data[ulAddress+(i-12)]; - } - command[MAX_CMD_SIZE - 1] = ~sum+1; - - rv = wacom_i2c_master_send(wac_i2c->client, command, BOOT_CMD_SIZE, WACOM_I2C_FLASH2); - if (rv < 0) - return false; - - msleep(10); - - len = 0; - buf[len++] = 4; - buf[len++] = 0; - buf[len++] = 0x38; - buf[len++] = CMD_GET_FEATURE; - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, WACOM_I2C_FLASH2); - if (rv < 0) - return false; - - len = 0; - buf[len++] = 5; - buf[len++] = 0; - - rv = wacom_i2c_master_send(wac_i2c->client, buf, len, - WACOM_I2C_FLASH2); - if (rv < 0) - return false; - - rv = wacom_i2c_master_recv(wac_i2c->client, response, - BOOT_RSP_SIZE, WACOM_I2C_FLASH2); - if (rv < 0) - return false; - - if ((response[3] != VERIFY_CMD) || - (response[4] != ECH) || - (response[5] != ACK)) { - printk(KERN_ERR - "[PEN] %s res3:%d res4:%d res5:%d\n", - __func__, response[3], response[4], response[5]); - return false; - } - pageNo++; - } - - return true; -} - -bool -flash_marking(struct wacom_i2c *wac_i2c, - size_t data_size, bool bMarking, int iMpuID) -{ - const int MAX_CMD_SIZE = 12 + FLASH_BLOCK_SIZE + 2; - int rv, ECH; - unsigned char flash_data[FLASH_BLOCK_SIZE]; - unsigned char buf[300]; - unsigned char response[RSP_SIZE]; - unsigned char sum; - int len; - unsigned int i, j; - unsigned char command[MAX_CMD_SIZE]; - - for (i = 0; i < FLASH_BLOCK_SIZE; i++) - flash_data[i] = 0xFF; - - if (bMarking) - flash_data[56] = 0x00; - - len = 0; - /* Command Register-LSB */ - buf[len++] = 4; - /* Command Register-MSB */ - buf[len++] = 0; - /* Command-LSB, ReportType:Feature(11) ReportID:7 */ - buf[len++] = 0x37; - /* Command-MSB, SET_REPORT */ - buf[len++] = CMD_SET_FEATURE; - - rv = wacom_i2c_master_send(wac_i2c->client, - buf, len, WACOM_I2C_FLASH2); - if (rv < 0) - return false; - - /* Data Register-LSB */ - command[0] = 5; - /* Data-Register-MSB */ - command[1] = 0; - /* Length Field-LSB */ - command[2] = 76; - /* Length Field-MSB */ - command[3] = 0; - /* Report:ReportID */ - command[4] = BOOT_CMD_REPORT_ID; - /* Report:program command */ - command[5] = BOOT_WRITE_FLASH; - /* Report:echo */ - command[6] = ECH = 1; - command[7] = 0xC0; - command[8] = 0x1F; - command[9] = 0x01; - /* Report:address(4bytes) */ - command[10] = 0x00; - /* Report:size(8*8=64) */ - command[11] = 8; - - sum = 0; - for (j = 0; j < 12; j++) - sum += command[j]; - command[MAX_CMD_SIZE - 2] = ~sum + 1; - - sum = 0; - for (i = 12; i < (FLASH_BLOCK_SIZE + 12); i++) { - command[i] = flash_data[i-12]; - sum += flash_data[i-12]; - } - - /* Report:data checksum */ - command[MAX_CMD_SIZE - 1] = ~sum + 1; - - - rv = wacom_i2c_master_send(wac_i2c->client, - command, BOOT_CMD_SIZE, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - msleep(10); - - len = 0; - buf[len++] = 4; - buf[len++] = 0; - buf[len++] = 0x38; - buf[len++] = CMD_GET_FEATURE; - - rv = wacom_i2c_master_send(wac_i2c->client, - buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - len = 0; - buf[len++] = 5; - buf[len++] = 0; - - rv = wacom_i2c_master_send(wac_i2c->client, - buf, len, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - printk(KERN_DEBUG "[PEN] %s confirming marking\n", __func__); - rv = wacom_i2c_master_recv(wac_i2c->client, - response, BOOT_RSP_SIZE, WACOM_I2C_FLASH2); - if (rv < 0) { - printk(KERN_ERR "[PEN] %s(%d) %d\n", - __func__, rv, __LINE__); - return false; - } - - if ((response[3] != 1) || - (response[4] != ECH) || - (response[5] != ACK)) { - printk(KERN_ERR - "[PEN] %s failing res3:%d res4:%d res5:%d\n", - __func__, response[3], response[4], response[5]); - return false; - } - - return true; -} - -int -FlashWrite(struct wacom_i2c *wac_i2c, char* filename) -{ - unsigned long max_address = 0; - unsigned long start_address = 0x4000; - int eraseBlock[32], eraseBlockNum; - bool bRet; - unsigned long ulMaxRange; - int iChecksum; - int iBLVer, iMpuType, iStatus; - int iRet; - bool bBootFlash = false; - - iRet = GetBLVersion(wac_i2c, &iBLVer); - if (iRet != EXIT_OK) { - printk(KERN_ERR - "[PEN] %s Failed to get Boot Loader version\n", - __func__); - return iRet; - } - - iRet = GetMpuType(wac_i2c, &iMpuType); - if (iRet != EXIT_OK) { - printk(KERN_ERR "[PEN] %s Failed to get MPU type\n", __func__); - return iRet; - } - - printk(KERN_DEBUG "[PEN] %s start reading hex file\n", __func__); - - eraseBlockNum = 0; - start_address = 0x4000; - max_address = 0x12FFF; - eraseBlock[eraseBlockNum++] = 2; - eraseBlock[eraseBlockNum++] = 1; - eraseBlock[eraseBlockNum++] = 0; - eraseBlock[eraseBlockNum++] = 3; - - if (bBootFlash) - eraseBlock[eraseBlockNum++] = 4; - - iChecksum = - wacom_i2c_flash_chksum(wac_i2c, - Binary, &max_address); - printk(KERN_DEBUG "[PEN] %s iChecksum:%d\n", - __func__, iChecksum); - - bRet = true; - - iRet = SetSecurityUnlock(wac_i2c, &iStatus); - if (iRet != EXIT_OK) - return iRet; - - ulMaxRange = max_address; - ulMaxRange -= start_address; - ulMaxRange >>= 6; - if (max_address > (ulMaxRange << 6)) - ulMaxRange++; - - printk(KERN_DEBUG "[PEN] %s connecting to wacom digitizer\n", __func__); - - if (!bBootFlash) { - printk(KERN_DEBUG - "[PEN] %s erasing the user program\n", - __func__); - - bRet = flash_erase(wac_i2c, true, eraseBlock, eraseBlockNum); - if (!bRet) { - printk(KERN_ERR - "[PEN] %s failed to erase the user program\n", - __func__); - return EXIT_FAIL_ERASE; - } - } - - printk(KERN_DEBUG "[PEN] %s writing new user program\n", __func__); - - bRet = flash_write(wac_i2c, Binary, DATA_SIZE, - start_address, &max_address, iMpuType); - if (!bRet) { - printk(KERN_ERR - "[PEN] %s failed to write the user program\n", - __func__); - return EXIT_FAIL_WRITE_FIRMWARE; - } - - bRet = flash_marking(wac_i2c, DATA_SIZE, true, iMpuType); - if (!bRet) { - printk(KERN_ERR "[PEN] %s failed to set mark\n", __func__); - return EXIT_FAIL_WRITE_FIRMWARE; - } - - printk(KERN_DEBUG "[PEN] %s writing completed\n", __func__); - return EXIT_OK; -} - -int FlashVerify(struct wacom_i2c *wac_i2c, char *filename) -{ - unsigned long max_address = 0; - unsigned long start_address = 0x4000; - bool bRet; - int iChecksum; - int iBLVer, iMpuType; - unsigned long ulMaxRange; - bool bMarking; - int iRet; - - iRet = GetBLVersion(wac_i2c, &iBLVer); - if (iRet != EXIT_OK) { - printk(KERN_ERR - "[PEN] %s failed to get Boot Loader version\n", - __func__); - return iRet; - } - - iRet = GetMpuType(wac_i2c, &iMpuType); - if (iRet != EXIT_OK) { - printk(KERN_ERR - "[PEN] %s failed to get MPU type\n", - __func__); - return iRet; - } - - start_address = 0x4000; - max_address = 0x11FBF; - - iChecksum = wacom_i2c_flash_chksum(wac_i2c, Binary, &max_address); - printk(KERN_DEBUG - "[PEN] %s check sum is: %d\n", - __func__, iChecksum); - - ulMaxRange = max_address; - ulMaxRange -= start_address; - ulMaxRange >>= 6; - if (max_address > (ulMaxRange << 6)) - ulMaxRange++; - - bRet = flash_verify(wac_i2c, Binary, DATA_SIZE, - start_address, &max_address, iMpuType); - if (!bRet) { - printk(KERN_ERR - "[PEN] %s failed to verify the firmware\n", - __func__); - return EXIT_FAIL_VERIFY_FIRMWARE; - } - - bRet = is_flash_marking(wac_i2c, DATA_SIZE, - &bMarking, iMpuType); - if (!bRet) { - printk(KERN_ERR - "[PEN] %s there's no marking\n", - __func__); - return EXIT_FAIL_VERIFY_WRITING_MARK; - } - - printk(KERN_DEBUG - "[PEN] %s verifying completed\n", - __func__); - - return EXIT_OK; -} - -int wacom_i2c_flash_g9(struct wacom_i2c *wac_i2c) -{ - unsigned long max_address = 0; - unsigned long start_address = 0x4000; - int eraseBlock[32], eraseBlockNum; - bool bRet; - int iChecksum; - int iBLVer, iMpuType, iStatus; - bool bBootFlash = false; - bool bMarking; - int iRet; - unsigned long ulMaxRange; - - printk(KERN_DEBUG "[PEN] %s\n", __func__); - printk(KERN_DEBUG - "[PEN] start getting the boot loader version\n"); - /*Obtain boot loader version*/ - iRet = GetBLVersion(wac_i2c, &iBLVer); - if (iRet != EXIT_OK) { - printk(KERN_ERR - "[PEN] %s failed to get Boot Loader version\n", - __func__); - return EXIT_FAIL_GET_BOOT_LOADER_VERSION; - } - - printk(KERN_DEBUG - "[PEN] start getting the MPU version\n"); - /*Obtain MPU type: this can be manually done in user space*/ - iRet = GetMpuType(wac_i2c, &iMpuType); - if (iRet != EXIT_OK) { - printk(KERN_ERR - "[PEN] %s failed to get MPU type\n", - __func__); - return EXIT_FAIL_GET_MPU_TYPE; - } - - /*Set start and end address and block numbers*/ - eraseBlockNum = 0; - start_address = 0x4000; - max_address = 0x12FFF; - eraseBlock[eraseBlockNum++] = 2; - eraseBlock[eraseBlockNum++] = 1; - eraseBlock[eraseBlockNum++] = 0; - eraseBlock[eraseBlockNum++] = 3; - - /*If MPU is in Boot mode, do below*/ - if (bBootFlash) - eraseBlock[eraseBlockNum++] = 4; - - printk(KERN_DEBUG - "[PEN] obtaining the checksum\n"); - /*Calculate checksum*/ - iChecksum = wacom_i2c_flash_chksum(wac_i2c, Binary, &max_address); - printk(KERN_DEBUG - "[PEN] Checksum is :%d\n", - iChecksum); - - bRet = true; - - printk(KERN_DEBUG - "[PEN] setting the security unlock\n"); - /*Unlock security*/ - iRet = SetSecurityUnlock(wac_i2c, &iStatus); - if (iRet != EXIT_OK) { - printk(KERN_ERR - "[PEN] %s failed to set security unlock\n", - __func__); - return iRet; - } - - /*Set adress range*/ - ulMaxRange = max_address; - ulMaxRange -= start_address; - ulMaxRange >>= 6; - if (max_address > (ulMaxRange<<6)) - ulMaxRange++; - - printk(KERN_DEBUG - "[PEN] connecting to Wacom Digitizer\n"); - printk(KERN_DEBUG - "[PEN] erasing the current firmware\n"); - /*Erase the old program*/ - bRet = flash_erase(wac_i2c, true, eraseBlock, eraseBlockNum); - if (!bRet) { - printk(KERN_ERR - "[PEN] %s failed to erase the user program\n", - __func__); - return EXIT_FAIL_ERASE; - } - printk(KERN_DEBUG - "[PEN] erasing done\n"); - - max_address = 0x11FC0; - - printk(KERN_DEBUG - "[PEN] writing new firmware\n"); - /*Write the new program*/ - bRet = flash_write(wac_i2c, Binary, DATA_SIZE, - start_address, &max_address, iMpuType); - if (!bRet) { - printk(KERN_ERR - "[PEN] %s failed to write firmware\n", - __func__); - return EXIT_FAIL_WRITE_FIRMWARE; - } - - printk(KERN_DEBUG - "[PEN] start marking\n"); - - /*Set mark in writing process*/ - bRet = flash_marking(wac_i2c, DATA_SIZE, true, iMpuType); - if (!bRet) { - printk(KERN_ERR - "[PEN] %s failed to mark firmware\n", - __func__); - return EXIT_FAIL_WRITE_FIRMWARE; - } - - /*Set the address for verify*/ - start_address = 0x4000; - max_address = 0x11FBF; - - printk(KERN_DEBUG - "[PEN] start the verification\n"); - /*Verify the written program*/ - bRet = flash_verify(wac_i2c, Binary, DATA_SIZE, - start_address, &max_address, iMpuType); - if (!bRet) { - printk(KERN_ERR - "[PEN] failed to verify the firmware\n"); - return EXIT_FAIL_VERIFY_FIRMWARE; - } - - - printk(KERN_DEBUG - "[PEN] checking the mark\n"); - /*Set mark*/ - bRet = is_flash_marking(wac_i2c, DATA_SIZE, - &bMarking, iMpuType); - if (!bRet) { - printk(KERN_ERR - "[PEN] %s marking firmwrae failed\n", - __func__); - return EXIT_FAIL_WRITING_MARK_NOT_SET; - } - - /*Enable */ - printk(KERN_DEBUG - "[PEN] closing the boot mode\n"); - - bRet = flash_end(wac_i2c); - if (!bRet) { - printk(KERN_ERR - "[PEN] %s closing boot mode failed\n", - __func__); - return EXIT_FAIL_WRITING_MARK_NOT_SET; - } - - printk(KERN_DEBUG - "[PEN] write and verify completed\n"); - return EXIT_OK; -} - |