amiro-os / components / FileSystemInputOutput / FSIOPowerManagement.cpp @ f3972840
History | View | Annotate | Download (1.78 KB)
1 |
#include <amiro/FileSystemInputOutput/FSIOPowerManagement.hpp> |
---|---|
2 |
|
3 |
using namespace amiro; |
4 |
using namespace amiro::fileSystemIo; |
5 |
|
6 |
msg_t |
7 |
FSIOPowerManagement:: |
8 |
getVcnl4020Offset (uint16_t *buffer, uint8_t idx) { |
9 |
|
10 |
msg_t bytesWritten = 0;
|
11 |
const uint8_t bufferSize = sizeof(uint16_t); |
12 |
|
13 |
// Check if the vcnl index is in a valid range
|
14 |
if (idx >= sizeof(PowerManagement_1_1::vcnl4020offset)) { |
15 |
return WRONG_INDEX;
|
16 |
} |
17 |
|
18 |
// Get the data out of the memory
|
19 |
switch (this->BSMV) { |
20 |
case 0x01u: |
21 |
// Set the pointer to the address
|
22 |
chFileStreamSeek((BaseFileStream*)&at24c01, offsetof(FSIOPowerManagement::PowerManagement_1_1, vcnl4020offset[idx])); |
23 |
if (this->bsmv >= 0x01u) { |
24 |
bytesWritten = chSequentialStreamRead((BaseFileStream*)&at24c01, (uint8_t*) buffer, bufferSize); |
25 |
} else {
|
26 |
return NOT_IMPLEMENTED;
|
27 |
} |
28 |
break;
|
29 |
} |
30 |
|
31 |
if (bytesWritten != bufferSize) {
|
32 |
return IO_ERROR;
|
33 |
} else {
|
34 |
return OK;
|
35 |
} |
36 |
} |
37 |
|
38 |
msg_t |
39 |
FSIOPowerManagement:: |
40 |
setVcnl4020Offset (uint16_t buffer, uint8_t idx) { |
41 |
|
42 |
msg_t bytesWritten = 0;
|
43 |
const uint8_t bufferSize = sizeof(uint16_t); |
44 |
|
45 |
// Check if the vcnl index is in a valid range
|
46 |
if (idx >= sizeof(PowerManagement_1_1::vcnl4020offset)) { |
47 |
return WRONG_INDEX;
|
48 |
} |
49 |
|
50 |
// Get the data out of the memory
|
51 |
switch (this->BSMV) { |
52 |
case 0x01u: |
53 |
// Set the pointer to the address
|
54 |
chFileStreamSeek((BaseFileStream*)&at24c01, offsetof(FSIOPowerManagement::PowerManagement_1_1, vcnl4020offset[idx])); |
55 |
if (this->bsmv >= 0x01u) { |
56 |
bytesWritten = chSequentialStreamWrite((BaseFileStream*)&at24c01, (const uint8_t*) &buffer, bufferSize);
|
57 |
} else {
|
58 |
return NOT_IMPLEMENTED;
|
59 |
} |
60 |
break;
|
61 |
} |
62 |
|
63 |
if (bytesWritten != bufferSize) {
|
64 |
return IO_ERROR;
|
65 |
} else {
|
66 |
return OK;
|
67 |
} |
68 |
} |