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path: root/drivers/memstick/core/mspro_block.c
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Diffstat (limited to 'drivers/memstick/core/mspro_block.c')
-rw-r--r--drivers/memstick/core/mspro_block.c106
1 files changed, 92 insertions, 14 deletions
diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c
index 423ad8cf4bb9..1d637e4561d3 100644
--- a/drivers/memstick/core/mspro_block.c
+++ b/drivers/memstick/core/mspro_block.c
@@ -16,10 +16,10 @@
#include <linux/idr.h>
#include <linux/hdreg.h>
#include <linux/kthread.h>
+#include <linux/delay.h>
#include <linux/memstick.h>
#define DRIVER_NAME "mspro_block"
-#define DRIVER_VERSION "0.2"
static int major;
module_param(major, int, 0644);
@@ -110,6 +110,17 @@ struct mspro_mbr {
unsigned int sectors_per_partition;
} __attribute__((packed));
+struct mspro_specfile {
+ char name[8];
+ char ext[3];
+ unsigned char attr;
+ unsigned char reserved[10];
+ unsigned short time;
+ unsigned short date;
+ unsigned short cluster;
+ unsigned int size;
+} __attribute__((packed));
+
struct mspro_devinfo {
unsigned short cylinders;
unsigned short heads;
@@ -293,6 +304,20 @@ static ssize_t mspro_block_attr_show_sysinfo(struct device *dev,
dev_attr);
struct mspro_sys_info *x_sys = x_attr->data;
ssize_t rc = 0;
+ int date_tz = 0, date_tz_f = 0;
+
+ if (x_sys->assembly_date[0] > 0x80U) {
+ date_tz = (~x_sys->assembly_date[0]) + 1;
+ date_tz_f = date_tz & 3;
+ date_tz >>= 2;
+ date_tz = -date_tz;
+ date_tz_f *= 15;
+ } else if (x_sys->assembly_date[0] < 0x80U) {
+ date_tz = x_sys->assembly_date[0];
+ date_tz_f = date_tz & 3;
+ date_tz >>= 2;
+ date_tz_f *= 15;
+ }
rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "class: %x\n",
x_sys->class);
@@ -305,8 +330,8 @@ static ssize_t mspro_block_attr_show_sysinfo(struct device *dev,
rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "page size: %x\n",
be16_to_cpu(x_sys->page_size));
rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "assembly date: "
- "%d %04u-%02u-%02u %02u:%02u:%02u\n",
- x_sys->assembly_date[0],
+ "GMT%+d:%d %04u-%02u-%02u %02u:%02u:%02u\n",
+ date_tz, date_tz_f,
be16_to_cpu(*(unsigned short *)
&x_sys->assembly_date[1]),
x_sys->assembly_date[3], x_sys->assembly_date[4],
@@ -398,6 +423,41 @@ static ssize_t mspro_block_attr_show_mbr(struct device *dev,
return rc;
}
+static ssize_t mspro_block_attr_show_specfile(struct device *dev,
+ struct device_attribute *attr,
+ char *buffer)
+{
+ struct mspro_sys_attr *x_attr = container_of(attr,
+ struct mspro_sys_attr,
+ dev_attr);
+ struct mspro_specfile *x_spfile = x_attr->data;
+ char name[9], ext[4];
+ ssize_t rc = 0;
+
+ memcpy(name, x_spfile->name, 8);
+ name[8] = 0;
+ memcpy(ext, x_spfile->ext, 3);
+ ext[3] = 0;
+
+ rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "name: %s\n", name);
+ rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "ext: %s\n", ext);
+ rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "attribute: %x\n",
+ x_spfile->attr);
+ rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "time: %d:%d:%d\n",
+ x_spfile->time >> 11,
+ (x_spfile->time >> 5) & 0x3f,
+ (x_spfile->time & 0x1f) * 2);
+ rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "date: %d-%d-%d\n",
+ (x_spfile->date >> 9) + 1980,
+ (x_spfile->date >> 5) & 0xf,
+ x_spfile->date & 0x1f);
+ rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "start cluster: %x\n",
+ x_spfile->cluster);
+ rc += scnprintf(buffer + rc, PAGE_SIZE - rc, "size: %x\n",
+ x_spfile->size);
+ return rc;
+}
+
static ssize_t mspro_block_attr_show_devinfo(struct device *dev,
struct device_attribute *attr,
char *buffer)
@@ -430,6 +490,9 @@ static sysfs_show_t mspro_block_attr_show(unsigned char tag)
return mspro_block_attr_show_modelname;
case MSPRO_BLOCK_ID_MBR:
return mspro_block_attr_show_mbr;
+ case MSPRO_BLOCK_ID_SPECFILEVALUES1:
+ case MSPRO_BLOCK_ID_SPECFILEVALUES2:
+ return mspro_block_attr_show_specfile;
case MSPRO_BLOCK_ID_DEVINFO:
return mspro_block_attr_show_devinfo;
default:
@@ -629,7 +692,7 @@ static void mspro_block_process_request(struct memstick_dev *card,
param.system = msb->system;
param.data_count = cpu_to_be16(page_count);
param.data_address = cpu_to_be32((uint32_t)t_sec);
- param.cmd_param = 0;
+ param.tpc_param = 0;
msb->data_dir = rq_data_dir(req);
msb->transfer_cmd = msb->data_dir == READ
@@ -758,10 +821,10 @@ static int mspro_block_switch_to_parallel(struct memstick_dev *card)
struct memstick_host *host = card->host;
struct mspro_block_data *msb = memstick_get_drvdata(card);
struct mspro_param_register param = {
- .system = 0,
+ .system = MEMSTICK_SYS_PAR4,
.data_count = 0,
.data_address = 0,
- .cmd_param = 0
+ .tpc_param = 0
};
card->next_request = h_mspro_block_req_init;
@@ -773,8 +836,8 @@ static int mspro_block_switch_to_parallel(struct memstick_dev *card)
if (card->current_mrq.error)
return card->current_mrq.error;
- msb->system = 0;
- host->set_param(host, MEMSTICK_INTERFACE, MEMSTICK_PARALLEL);
+ msb->system = MEMSTICK_SYS_PAR4;
+ host->set_param(host, MEMSTICK_INTERFACE, MEMSTICK_PAR4);
card->next_request = h_mspro_block_req_init;
msb->mrq_handler = h_mspro_block_default;
@@ -783,8 +846,24 @@ static int mspro_block_switch_to_parallel(struct memstick_dev *card)
wait_for_completion(&card->mrq_complete);
if (card->current_mrq.error) {
- msb->system = 0x80;
+ msb->system = MEMSTICK_SYS_SERIAL;
+ host->set_param(host, MEMSTICK_POWER, MEMSTICK_POWER_OFF);
+ msleep(1000);
+ host->set_param(host, MEMSTICK_POWER, MEMSTICK_POWER_ON);
host->set_param(host, MEMSTICK_INTERFACE, MEMSTICK_SERIAL);
+
+ if (memstick_set_rw_addr(card))
+ return card->current_mrq.error;
+
+ param.system = msb->system;
+
+ card->next_request = h_mspro_block_req_init;
+ msb->mrq_handler = h_mspro_block_default;
+ memstick_init_req(&card->current_mrq, MS_TPC_WRITE_REG, &param,
+ sizeof(param));
+ memstick_new_req(host);
+ wait_for_completion(&card->mrq_complete);
+
return -EFAULT;
}
@@ -802,7 +881,7 @@ static int mspro_block_read_attributes(struct memstick_dev *card)
.system = msb->system,
.data_count = cpu_to_be16(1),
.data_address = 0,
- .cmd_param = 0
+ .tpc_param = 0
};
struct mspro_attribute *attr = NULL;
struct mspro_sys_attr *s_attr = NULL;
@@ -922,7 +1001,7 @@ static int mspro_block_read_attributes(struct memstick_dev *card)
param.system = msb->system;
param.data_count = cpu_to_be16((rc / msb->page_size) + 1);
param.data_address = cpu_to_be32(addr / msb->page_size);
- param.cmd_param = 0;
+ param.tpc_param = 0;
sg_init_one(&msb->req_sg[0], buffer,
be16_to_cpu(param.data_count) * msb->page_size);
@@ -964,7 +1043,7 @@ static int mspro_block_init_card(struct memstick_dev *card)
struct memstick_host *host = card->host;
int rc = 0;
- msb->system = 0x80;
+ msb->system = MEMSTICK_SYS_SERIAL;
card->reg_addr.r_offset = offsetof(struct mspro_register, status);
card->reg_addr.r_length = sizeof(struct ms_status_register);
card->reg_addr.w_offset = offsetof(struct mspro_register, param);
@@ -973,7 +1052,7 @@ static int mspro_block_init_card(struct memstick_dev *card)
if (memstick_set_rw_addr(card))
return -EIO;
- if (host->caps & MEMSTICK_CAP_PARALLEL) {
+ if (host->caps & MEMSTICK_CAP_PAR4) {
if (mspro_block_switch_to_parallel(card))
printk(KERN_WARNING "%s: could not switch to "
"parallel interface\n", card->dev.bus_id);
@@ -1348,4 +1427,3 @@ MODULE_LICENSE("GPL");
MODULE_AUTHOR("Alex Dubov");
MODULE_DESCRIPTION("Sony MemoryStickPro block device driver");
MODULE_DEVICE_TABLE(memstick, mspro_block_id_tbl);
-MODULE_VERSION(DRIVER_VERSION);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.