ARMmbed
/
mbed-os
mirror of https://github.com/ARMmbed/mbed-os.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

SFDP: adds traces to identify known SFDP headers

pull/12528/head
Veijo Pesonen 2020-02-25 14:13:07 +02:00
parent 43289c74ce
commit e04a1a4017
1 changed files with 59 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

65
drivers/source/SFDP.cpp
View File

@ -111,18 +111,67 @@ int sfdp_parse_single_param_header(sfdp_prm_hdr *phdr_ptr, sfdp_hdr_info &hdr_in
return -1; return -1;
} }
if ((phdr_ptr->PID_LSB == 0) && (sfdp_get_param_id_msb(phdr_ptr->DWORD2) == 0xFF)) { int param_id_msb = sfdp_get_param_id_msb(phdr_ptr->DWORD2);
tr_debug("Parameter header: Basic Parameter Header");
/* MSB JEDEC ID */
if (param_id_msb == 0xFF) {
/* LSB JEDEC ID */
switch (phdr_ptr->PID_LSB) {
case 0x0:
tr_debug("Parameter header: JEDEC Basic Flash - Revision %" PRIX8 ".%" PRIX8 "",
phdr_ptr->P_MAJOR,
phdr_ptr->P_MINOR);
hdr_info.bptbl.addr = sfdp_get_param_tbl_ptr(phdr_ptr->DWORD2); hdr_info.bptbl.addr = sfdp_get_param_tbl_ptr(phdr_ptr->DWORD2);
hdr_info.bptbl.size = std::min((phdr_ptr->P_LEN * 4), SFDP_BASIC_PARAMS_TBL_SIZE); hdr_info.bptbl.size = std::min((phdr_ptr->P_LEN * 4), SFDP_BASIC_PARAMS_TBL_SIZE);
break;
} else if ((phdr_ptr->PID_LSB == 0x81) && (sfdp_get_param_id_msb(phdr_ptr->DWORD2) == 0xFF)) { case 0x81:
tr_debug("Parameter header: Sector Map Parameter Header"); tr_info("Parameter header: Sector Map");
hdr_info.smptbl.addr = sfdp_get_param_tbl_ptr(phdr_ptr->DWORD2); hdr_info.smptbl.addr = sfdp_get_param_tbl_ptr(phdr_ptr->DWORD2);
hdr_info.smptbl.size = phdr_ptr->P_LEN * 4; hdr_info.smptbl.size = phdr_ptr->P_LEN * 4;
break;
} else { /* Unsupported */
tr_debug("Parameter header: header vendor specific or unknown. Parameter ID LSB: 0x%" PRIX8 "; MSB: 0x%" PRIX8 "", case 0x03:
tr_info("UNSUPPORTED:Parameter header: Replay Protected Monotonic Counters");
break;
case 0x84:
tr_info("UNSUPPORTED:Parameter header: 4-byte Address Instruction");
break;
case 0x05:
tr_info("UNSUPPORTED:Parameter header: eXtended Serial Peripheral Interface (xSPI) Profile 1.0");
break;
case 0x06:
tr_info("UNSUPPORTED:Parameter header: eXtended Serial Peripheral Interface (xSPI) Profile 2.0");
break;
case 0x87:
tr_info("UNSUPPORTED:Parameter header: SCCR Map for SPI Memory Devices");
break;
case 0x88:
tr_info("UNSUPPORTED:Parameter header: SCCR Map Offsets for Multi-Chip SPI Memory Devices");
break;
case 0x09:
tr_info("UNSUPPORTED:Parameter header: SCCR Map for xSPI Profile 2.0 Memory Devices");
break;
case 0x0A:
tr_info("UNSUPPORTED:Parameter header: Command Sequences to Change to Octal DDR (8D-8D-8D) mode");
break;
case 0x0C:
tr_info("UNSUPPORTED:Parameter header: x4 Quad IO with DS");
break;
case 0x8D:
tr_info("UNSUPPORTED:Parameter header: Command Sequences to Change to Quad DDR (4S-4D-4D) mode");
break;
default:
tr_debug("Parameter header: unknown JEDEC header. Parameter ID LSB: 0x%" PRIX8 "; MSB: 0x%" PRIX8 "",
phdr_ptr->PID_LSB,
sfdp_get_param_id_msb(phdr_ptr->DWORD2));
}
} else if (param_id_msb >= 0x80) { // MSB JEDEC ID
tr_debug("Parameter header: unknown JEDEC header. Parameter ID LSB: 0x%" PRIX8 "; MSB: 0x%" PRIX8 "",
phdr_ptr->PID_LSB,
sfdp_get_param_id_msb(phdr_ptr->DWORD2));
} else { // MSB Vendor ID
tr_info("Parameter header: vendor specific header. Parameter ID LSB: 0x%" PRIX8 "; MSB: 0x%" PRIX8 "",
phdr_ptr->PID_LSB, phdr_ptr->PID_LSB,
sfdp_get_param_id_msb(phdr_ptr->DWORD2)); sfdp_get_param_id_msb(phdr_ptr->DWORD2));
} }