Macintosh-HW/BlueSCSI
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constant for block size

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This commit is contained in:
Eric Helgeson 2022-09-23 14:09:32 -05:00
parent 13d7b985b7
commit e35bae560c
2 changed files with 9 additions and 12 deletions
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19
src/BlueSCSI.cpp
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@ -1834,7 +1834,7 @@ byte onListFiles(SCSI_DEVICE *dev, const byte *cdb) {
File dir;
File file;
memset(m_buf, 0, 4096);
memset(m_buf, 0, MAC_BLK_SIZE);
int ENTRY_SIZE = 40;
char name[MAX_MAC_PATH + 1];
dir.open("/shared");
@ -1848,7 +1848,6 @@ byte onListFiles(SCSI_DEVICE *dev, const byte *cdb) {
file.close();
if(name[0] == '.')
continue;
byte file_entry[ENTRY_SIZE] = {0};
file_entry[0] = index;
file_entry[1] = isDir;
@ -1865,7 +1864,7 @@ byte onListFiles(SCSI_DEVICE *dev, const byte *cdb) {
index = index + 1;
}
dir.close();
writeDataPhase(4096, (const byte *)m_buf);
writeDataPhase(MAC_BLK_SIZE, (const byte *)m_buf);
return SCSI_STATUS_GOOD;
}
@ -1892,8 +1891,7 @@ byte onCountFiles(SCSI_DEVICE *dev, const byte *cdb) {
index = index + 1;
}
dir.close();
LOG_FILE.println(index);
LOG_FILE.sync();
if(index > 100) {
dev->m_senseKey = SCSI_SENSE_ILLEGAL_REQUEST;
dev->m_additional_sense_code = OPEN_RETRO_SCSI_TOO_MANY_FILES;
@ -1955,12 +1953,11 @@ byte onGetFile(SCSI_DEVICE *dev, const byte *cdb) {
}
uint32_t file_total = file.size();
byte buf[512] = {0};
file.seekSet(offset * 512);
int read_bytes = file.read(buf, 512);
writeDataPhase(read_bytes, buf);
if(offset * 512 >= file_total) // transfer done, close.
memset(m_buf, 0, MAC_BLK_SIZE);
file.seekSet(offset * MAC_BLK_SIZE);
int read_bytes = file.read(m_buf, MAC_BLK_SIZE);
writeDataPhase(read_bytes, m_buf);
if(offset * MAC_BLK_SIZE >= file_total) // transfer done, close.
{
file.close();
}

2
src/BlueSCSI.h
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@ -243,7 +243,7 @@ enum SCSI_DEVICE_TYPE
#define HDIMG_BLK_POS 5 // Position to embed block size numbers
#define MAX_FILE_PATH 64 // Maximum file name length
#define MAX_MAC_PATH 32 // Maximum file name length on vintage macs
#define MAC_BLK_SIZE 4096
/*
* Data byte to BSRR register setting value and parity table
*/