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AP_FlashIface: add support for OCTOSPI 8-line commands

This commit is contained in:
Andy Piper 2022-08-17 20:26:13 +02:00 committed by Andrew Tridgell
parent bfc82f283b
commit edfb133375
1 changed files with 27 additions and 9 deletions
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36
libraries/AP_FlashIface/AP_FlashIface_JEDEC.cpp
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@ -858,11 +858,17 @@ bool AP_FlashIface_JEDEC::read(uint32_t offset, uint8_t* data, uint32_t size)
cmd.addr = read_ptr;
cmd.alt = 0;
cmd.cfg = AP_HAL::WSPI::CFG_CMD_MODE_ONE_LINE |
AP_HAL::WSPI::CFG_ADDR_MODE_FOUR_LINES |
AP_HAL::WSPI::CFG_ADDR_SIZE_24 |
AP_HAL::WSPI::CFG_DATA_MODE_FOUR_LINES |
AP_HAL::WSPI::CFG_ALT_SIZE_8 |
#if HAL_USE_QUADSPI
AP_HAL::WSPI::CFG_ADDR_MODE_FOUR_LINES |
AP_HAL::WSPI::CFG_DATA_MODE_FOUR_LINES |
AP_HAL::WSPI::CFG_ALT_MODE_FOUR_LINES;
#else
AP_HAL::WSPI::CFG_ADDR_MODE_EIGHT_LINES |
AP_HAL::WSPI::CFG_DATA_MODE_EIGHT_LINES |
AP_HAL::WSPI::CFG_ALT_MODE_EIGHT_LINES;
#endif
if (_desc.fast_read_mode_clocks == 1){
cmd.dummy = _desc.fast_read_dummy_cycles - 1;
} else {
@ -928,15 +934,21 @@ bool AP_FlashIface_JEDEC::start_xip_mode(void** addr)
case AP_FlashIface_JEDEC::XIP_ENTRY_METHOD_1:
{
// Set WSPI module for XIP mode
AP_HAL::QSPIDevice::CommandHeader cmd;
AP_HAL::WSPIDevice::CommandHeader cmd;
cmd.cmd = _desc.fast_read_ins; // generally 0xEB for 1-4-4 access
cmd.alt = 0xF0; // add M0-7 bits in alt to make up 32-bit address phase, sec 8.2.11 W25Q64JV reference
cmd.cfg = AP_HAL::QSPI::CFG_ADDR_SIZE_24 |
AP_HAL::QSPI::CFG_CMD_MODE_ONE_LINE |
AP_HAL::QSPI::CFG_ADDR_MODE_FOUR_LINES |
AP_HAL::QSPI::CFG_DATA_MODE_FOUR_LINES |
AP_HAL::QSPI::CFG_ALT_MODE_FOUR_LINES |
AP_HAL::QSPI::CFG_ALT_SIZE_8;
cmd.cfg = AP_HAL::WSPI::CFG_ADDR_SIZE_24 |
AP_HAL::WSPI::CFG_CMD_MODE_ONE_LINE |
#if HAL_USE_QUADSPI
AP_HAL::WSPI::CFG_ADDR_MODE_FOUR_LINES |
AP_HAL::WSPI::CFG_DATA_MODE_FOUR_LINES |
AP_HAL::WSPI::CFG_ALT_MODE_FOUR_LINES | /* Always 4 lines, note.*/
#else
AP_HAL::WSPI::CFG_ADDR_MODE_EIGHT_LINES |
AP_HAL::WSPI::CFG_DATA_MODE_EIGHT_LINES |
AP_HAL::WSPI::CFG_ALT_MODE_EIGHT_LINES | /* Always 4 lines, note.*/
#endif
AP_HAL::WSPI::CFG_ALT_SIZE_8;
cmd.addr = 0;
cmd.dummy = _desc.fast_read_dummy_cycles;
_dev->set_cmd_header(cmd);
@ -960,9 +972,15 @@ bool AP_FlashIface_JEDEC::start_xip_mode(void** addr)
cmd.alt = 0;
cmd.cfg = AP_HAL::WSPI::CFG_ADDR_SIZE_24 |
AP_HAL::WSPI::CFG_CMD_MODE_ONE_LINE |
#if HAL_USE_QUADSPI
AP_HAL::WSPI::CFG_ADDR_MODE_FOUR_LINES |
AP_HAL::WSPI::CFG_DATA_MODE_FOUR_LINES |
AP_HAL::WSPI::CFG_ALT_MODE_FOUR_LINES | /* Always 4 lines, note.*/
#else
AP_HAL::WSPI::CFG_ADDR_MODE_EIGHT_LINES |
AP_HAL::WSPI::CFG_DATA_MODE_EIGHT_LINES |
AP_HAL::WSPI::CFG_ALT_MODE_EIGHT_LINES |
#endif
AP_HAL::WSPI::CFG_ALT_SIZE_8 |
AP_HAL::WSPI::CFG_SIOO;
cmd.addr = 0;