On Tuesday 19 May 2009 12:54:31 Raúl Sánchez Siles wrote:
> Hello:
>
> This is my first try to implement the x16_as_x8 flash bank option. It is
> working for me as I would expect flash to work, but please consider this
> patchset as work in progress since it may still has some flaws.
>
> Al patches touch just src/flash/cfi.c file and should apply in this order
> to trunk.
>
> The patchset consists of 4 patches, whose interest areas I
> explain and comment below:
>
> 03-x16_as_x8-command_address-subst
> · Substitution of flash_address function for command_address function,
> except on code specific to intel. I have just focused on spansion flashes
> and I hadn't review intel flash specifications, so I decided to be
> conservative at first. Maybe someone can tell if the command_address
> function is also valid for intel chips. If so this patch could be grown to
> include those or eventually include the x16_as_x8 functionality into
> flash_address not needing this one.
>
--
Raúl Sánchez Siles
Departamento de Montaje
INFOGLOBAL, S. A.
* C/ Virgilio, 2. Ciudad de la Imagen.
28223 Pozuelo de Alarcón (Madrid), España
* T: +34 91 506 40 00
* F: +34 91 506 40 01
--- a/src/flash/cfi.c
+++ b/src/flash/cfi.c
@@ -182,7 +182,7 @@
target_t *target = bank->target;
u8 data[CFI_MAX_BUS_WIDTH];
- target->type->read_memory(target, flash_address(bank, sector, offset), bank->bus_width, 1, data);
+ target->type->read_memory(target, command_address(bank, sector, offset), bank->bus_width, 1, data);
if (bank->target->endianness == TARGET_LITTLE_ENDIAN)
return data[0];
@@ -200,7 +200,7 @@
u8 data[CFI_MAX_BUS_WIDTH];
int i;
- target->type->read_memory(target, flash_address(bank, sector, offset), bank->bus_width, 1, data);
+ target->type->read_memory(target, command_address(bank, sector, offset), bank->bus_width, 1, data);
if (bank->target->endianness == TARGET_LITTLE_ENDIAN)
{
@@ -417,7 +417,7 @@
if ((pri_ext->pri[0] != 'P') || (pri_ext->pri[1] != 'R') || (pri_ext->pri[2] != 'I'))
{
cfi_command(bank, 0xf0, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
@@ -490,7 +490,7 @@
if ((atmel_pri_ext.pri[0] != 'P') || (atmel_pri_ext.pri[1] != 'R') || (atmel_pri_ext.pri[2] != 'I'))
{
cfi_command(bank, 0xf0, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
@@ -729,37 +729,37 @@
for (i = first; i <= last; i++)
{
cfi_command(bank, 0xaa, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0x55, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0x80, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0xaa, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0x55, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0x30, command);
- if((retval = target->type->write_memory(target, flash_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, i, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
@@ -769,7 +769,7 @@
else
{
cfi_command(bank, 0xf0, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
@@ -780,7 +780,7 @@
}
cfi_command(bank, 0xf0, command);
- return target->type->write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command);
+ return target->type->write_memory(target, command_address(bank, 0, 0x0), bank->bus_width, 1, command);
}
static int cfi_erase(struct flash_bank_s *bank, int first, int last)
@@ -1503,9 +1503,9 @@
buf_set_u32(reg_params[2].value, 0, 32, thisrun_count / bank->bus_width);
buf_set_u32(reg_params[3].value, 0, 32, cfi_command_val(bank, 0xA0));
buf_set_u32(reg_params[4].value, 0, 32, cfi_command_val(bank, 0x80));
- buf_set_u32(reg_params[6].value, 0, 32, flash_address(bank, 0, pri_ext->_unlock1));
+ buf_set_u32(reg_params[6].value, 0, 32, command_address(bank, 0, pri_ext->_unlock1));
buf_set_u32(reg_params[7].value, 0, 32, 0xaaaaaaaa);
- buf_set_u32(reg_params[8].value, 0, 32, flash_address(bank, 0, pri_ext->_unlock2));
+ buf_set_u32(reg_params[8].value, 0, 32, command_address(bank, 0, pri_ext->_unlock2));
buf_set_u32(reg_params[9].value, 0, 32, 0x55555555);
retval = target->type->run_algorithm(target, 0, NULL, 10, reg_params,
@@ -1678,19 +1678,19 @@
u8 command[8];
cfi_command(bank, 0xaa, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0x55, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0xa0, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
@@ -1703,7 +1703,7 @@
if (cfi_spansion_wait_status_busy(bank, 1000 * (1 << cfi_info->word_write_timeout_max)) != ERROR_OK)
{
cfi_command(bank, 0xf0, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
@@ -1755,13 +1755,13 @@
// Unlock
cfi_command(bank, 0xaa, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0x55, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
@@ -1795,7 +1795,7 @@
if (cfi_spansion_wait_status_busy(bank, 1000 * (1 << cfi_info->word_write_timeout_max)) != ERROR_OK)
{
cfi_command(bank, 0xf0, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
@@ -2010,12 +2010,12 @@
/* return to read array mode, so we can read from flash again for padding */
cfi_command(bank, 0xf0, current_word);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, current_word)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, 0x0), bank->bus_width, 1, current_word)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0xff, current_word);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, current_word)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, 0x0), bank->bus_width, 1, current_word)) != ERROR_OK)
{
return retval;
}
@@ -2050,12 +2050,12 @@
/* return to read array mode */
cfi_command(bank, 0xf0, current_word);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, current_word)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, 0x0), bank->bus_width, 1, current_word)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0xff, current_word);
- return target->type->write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, current_word);
+ return target->type->write_memory(target, command_address(bank, 0, 0x0), bank->bus_width, 1, current_word);
}
static void cfi_fixup_atmel_reversed_erase_regions(flash_bank_t *bank, void *param)
@@ -2131,17 +2131,17 @@
/* switch to read identifier codes mode ("AUTOSELECT") */
cfi_command(bank, 0xaa, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, unlock1), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0x55, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, unlock2), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, unlock2), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0x90, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, unlock1), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
@@ -2149,11 +2149,11 @@
if (bank->chip_width == 1)
{
u8 manufacturer, device_id;
- if((retval = target_read_u8(target, flash_address(bank, 0, 0x00), &manufacturer)) != ERROR_OK)
+ if((retval = target_read_u8(target, command_address(bank, 0, 0x00), &manufacturer)) != ERROR_OK)
{
return retval;
}
- if((retval = target_read_u8(target, flash_address(bank, 0, 0x01), &device_id)) != ERROR_OK)
+ if((retval = target_read_u8(target, command_address(bank, 0, 0x01), &device_id)) != ERROR_OK)
{
return retval;
}
@@ -2162,11 +2162,11 @@
}
else if (bank->chip_width == 2)
{
- if((retval = target_read_u16(target, flash_address(bank, 0, 0x00), &cfi_info->manufacturer)) != ERROR_OK)
+ if((retval = target_read_u16(target, command_address(bank, 0, 0x00), &cfi_info->manufacturer)) != ERROR_OK)
{
return retval;
}
- if((retval = target_read_u16(target, flash_address(bank, 0, 0x02), &cfi_info->device_id)) != ERROR_OK)
+ if((retval = target_read_u16(target, command_address(bank, 0, 0x02), &cfi_info->device_id)) != ERROR_OK)
{
return retval;
}
@@ -2175,12 +2175,12 @@
LOG_INFO("Flash Manufacturer/Device: 0x%04x 0x%04x", cfi_info->manufacturer, cfi_info->device_id);
/* switch back to read array mode */
cfi_command(bank, 0xf0, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, 0x00), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, 0x00), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0xff, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, 0x00), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, 0x00), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
@@ -2201,7 +2201,7 @@
* SST flashes clearly violate this, and we will consider them incompatbile for now
*/
cfi_command(bank, 0x98, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, 0x55), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, 0x55), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
@@ -2215,12 +2215,12 @@
if ((cfi_info->qry[0] != 'Q') || (cfi_info->qry[1] != 'R') || (cfi_info->qry[2] != 'Y'))
{
cfi_command(bank, 0xf0, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0xff, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
@@ -2305,12 +2305,12 @@
* we use both reset commands, as some Intel flashes fail to recognize the 0xF0 command
*/
cfi_command(bank, 0xf0, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0xff, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, 0x0), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
@@ -2437,19 +2437,19 @@
int i;
cfi_command(bank, 0xaa, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0x55, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, pri_ext->_unlock2), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
cfi_command(bank, 0x90, command);
- if((retval = target->type->write_memory(target, flash_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
+ if((retval = target->type->write_memory(target, command_address(bank, 0, pri_ext->_unlock1), bank->bus_width, 1, command)) != ERROR_OK)
{
return retval;
}
@@ -2465,7 +2465,7 @@
}
cfi_command(bank, 0xf0, command);
- return target->type->write_memory(target, flash_address(bank, 0, 0x0), bank->bus_width, 1, command);
+ return target->type->write_memory(target, command_address(bank, 0, 0x0), bank->bus_width, 1, command);
}
static int cfi_protect_check(struct flash_bank_s *bank)
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