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pf2: drv::IsDetected

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This commit is contained in:
Michael Scire 2021-02-02 23:18:52 -08:00
parent a2f611edb7
commit 60ea1dade2
5 changed files with 63 additions and 0 deletions
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2
libraries/libvapours/include/vapours/prfile2/pdm/prfile2_pdm_upper_layer_api.hpp
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@ -23,6 +23,7 @@ namespace ams::prfile2::pdm {
namespace part {
pdm::Error CheckDataEraseRequest(HandleType part_handle, bool *out);
pdm::Error CheckMediaDetect(HandleType part_handle, bool *out);
pdm::Error CheckMediaInsert(HandleType part_handle, bool *out);
}
@ -30,6 +31,7 @@ namespace ams::prfile2::pdm {
namespace disk {
pdm::Error CheckDataEraseRequest(HandleType disk_handle, bool *out);
pdm::Error CheckMediaDetect(HandleType disk_handle, bool *out);
pdm::Error CheckMediaInsert(HandleType disk_handle, bool *out);
}

1
libraries/libvapours/include/vapours/prfile2/prfile2_drv.hpp
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@ -26,6 +26,7 @@ namespace ams::prfile2::drv {
pf::Error Initialize(Volume *volume);
bool IsDetected(Volume *volume);
bool IsInserted(Volume *volume);
}

25
libraries/libvapours/source/prfile2/pdm/prfile2_pdm_upper_layer_disk_api.cpp
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@ -38,6 +38,31 @@ namespace ams::prfile2::pdm::disk {
return pdm::Error_Ok;
}
pdm::Error CheckMediaDetect(HandleType disk_handle, bool *out) {
/* Check parameters. */
Disk *disk = GetDisk(disk_handle);
if (out == nullptr || disk == nullptr) {
return pdm::Error_InvalidParameter;
}
/* Default to no status change detected. */
*out = false;
/* Detect status change via disk nbc detect. */
volatile NonBlockingProtocolType nbc;
do {
do {
nbc = disk->nbc;
} while ((nbc & 1) != 0);
if (nbc != disk->nbc_detect) {
*out = true;
}
} while (nbc != disk->nbc);
return pdm::Error_Ok;
}
pdm::Error CheckMediaInsert(HandleType disk_handle, bool *out) {
/* Check parameters. */
Disk *disk = GetDisk(disk_handle);

27
libraries/libvapours/source/prfile2/pdm/prfile2_pdm_upper_layer_part_api.cpp
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@ -37,6 +37,33 @@ namespace ams::prfile2::pdm::part {
return pdm::disk::CheckDataEraseRequest(part->disk_handle, out);
}
pdm::Error CheckMediaDetect(HandleType part_handle, bool *out) {
/* Check parameters. */
Partition *part = GetPartition(part_handle);
if (out == nullptr || part == nullptr) {
return pdm::Error_InvalidParameter;
}
/* Get the disk (unsafe/not checked). */
Disk *disk = GetDiskUnsafe(part->disk_handle);
/* Default to no status change detected. */
*out = false;
/* Detect status change via partition nbc detect. */
volatile NonBlockingProtocolType nbc;
do {
do {
nbc = disk->nbc;
} while ((nbc & 1) != 0);
if (nbc != part->nbc_detect) {
*out = true;
}
} while (nbc != disk->nbc);
return pdm::Error_Ok;
}
pdm::Error CheckMediaInsert(HandleType part_handle, bool *out) {
/* Check parameters. */
Partition *part = GetPartition(part_handle);

8
libraries/libvapours/source/prfile2/prfile2_drv.cpp
View File

@ -42,6 +42,14 @@ namespace ams::prfile2::drv {
return pf::Error_Ok;
}
bool IsDetected(Volume *volume) {
/* Check detect status changed. */
/* NOTE: Error is not checked here. */
bool detected = false;
pdm::part::CheckMediaDetect(volume->partition_handle, std::addressof(detected));
return detected;
}
bool IsInserted(Volume *volume) {
/* Check inserted. */
/* NOTE: Error is not checked here. */