HAL_NVMemoryRead (changes)
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Hardware Abstraction Layer
HAL entry points from RISC OS
» HAL_NVMemoryRead
HAL_NVMemoryRead
(HAL entry #29)
int HAL_NVMemoryRead(unsigned int addr, void *buffer, unsigned int n)
| Entry | |
|---|---|
| addr | Address inside NVRAM to start reading from |
| buffer | Buffer to transfer data into |
| n | Number of bytes to read |
| Exit | |
|---|---|
| - | Returns the number of bytes successfully read. |
Use
Reads This is an internal call for OS use only and should not be used by user software.n bytes of memory from address addr onwards into the buffer supplied.
Returns the number of bytes successfully read. Under all normal
circumstances the return value will be n – if it is not, a hardware failure
is implied. Behaviour is undefined if the address range specified is outside
the NVMemory, or inside bytes 0-15, if declared unavailable.
Reads n bytes of memory from address addr onwards into the buffer supplied. Returns the number of bytes successfully read. Under all normal circumstances the return value will be n – if it is not, a hardware failure is implied. Behaviour is undefined if the address range specified is outside the NVMemory, or inside bytes 0-15, if declared unavailable.
See also
Information source: Kernel.Docs.HAL.HAL_API in CVS
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