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RASCSI
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it freakin works

This commit is contained in:
Tony Kuker 2022-01-10 02:47:54 +00:00
parent d2123b2f86
commit 02a4dc39db
7 changed files with 201 additions and 503 deletions
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5
src/raspberrypi/.vscode/settings.json vendored
View File

@ -11,6 +11,9 @@
"type_traits": "cpp",
"utility": "cpp",
"string_view": "cpp",
"regex": "cpp"
"regex": "cpp",
"*.tcc": "cpp",
"numeric": "cpp",
"sstream": "cpp"
}
}

44
src/raspberrypi/controllers/sasidev_ctrl.cpp
View File

@ -18,6 +18,7 @@
#include "gpiobus.h"
#include "devices/scsi_host_bridge.h"
#include "devices/scsi_daynaport.h"
#include "devices/scsi_powerview.h"
#include <sstream>
//===========================================================================
@ -1201,12 +1202,43 @@ bool SASIDEV::XferOut(bool cont)
case SASIDEV::eCmdInvalid:
break;
case SASIDEV::eCmdWriteFrameBuffer:
LOGDEBUG("Writing Frame Buffer ($%02X) in %s. Length: %08X (%d)", (WORD)ctrl.cmd[0] , __PRETTY_FUNCTION__, ctrl.offset, ctrl.offset);
LOGDEBUG(" %02X%02X%02X%02X %02X%02X%02X%02X", ctrl.buffer[0],ctrl.buffer[1],ctrl.buffer[2],ctrl.buffer[3],ctrl.buffer[4],ctrl.buffer[5],ctrl.buffer[6],ctrl.buffer[7]);
if (device->IsPowerView()) {
if (!((SCSIPowerView*)device)->WriteFrameBuffer(ctrl.cmd, ctrl.buffer, ctrl.offset)) {
// write failed
return false;
}
// If normal, work setting
ctrl.offset = 0;
break;
}
return true;
break;
case SASIDEV::eCmdUnknownPowerViewC8:
case SASIDEV::eCmdUnknownPowerViewC9:
case SASIDEV::eCmdUnknownPowerViewCA:
case SASIDEV::eCmdUnknownPowerViewCB:
case SASIDEV::eCmdUnknownPowerViewCC:
LOGWARN("Finished receiving a Powerview Command ($%02X) in %s. Length: %08X (%d)", (WORD)ctrl.cmd[0] , __PRETTY_FUNCTION__, ctrl.length, ctrl.length);
LOGDEBUG("Finished receiving a Powerview Command ($%02X) in %s. Length: %08X (%d)", (WORD)ctrl.cmd[0] , __PRETTY_FUNCTION__, ctrl.offset, ctrl.offset);
LOGDEBUG(" %02X%02X%02X%02X %02X%02X%02X%02X", ctrl.buffer[0],ctrl.buffer[1],ctrl.buffer[2],ctrl.buffer[3],ctrl.buffer[4],ctrl.buffer[5],ctrl.buffer[6],ctrl.buffer[7]);
if (device->IsPowerView()) {
if (!((SCSIPowerView*)device)->Write(ctrl.cmd, ctrl.buffer, ctrl.offset)) {
// write failed
return false;
}
// If normal, work setting
ctrl.offset = 0;
break;
}
return true;
break;
case SASIDEV::eCmdSetMcastAddr:
@ -1272,6 +1304,14 @@ void SASIDEV::FlushUnit()
}
break;
case SASIDEV::eCmdUnknownPowerViewC8:
case SASIDEV::eCmdUnknownPowerViewC9:
case SASIDEV::eCmdWriteFrameBuffer:
case SASIDEV::eCmdUnknownPowerViewCB:
case SASIDEV::eCmdUnknownPowerViewCC:
LOGDEBUG("%s Received PowerView flush %02X", __PRETTY_FUNCTION__, (WORD)ctrl.cmd[0]);
break;
case SASIDEV::eCmdSetMcastAddr:
// TODO: Eventually, we should store off the multicast address configuration data here...
break;

4
src/raspberrypi/controllers/sasidev_ctrl.h
View File

@ -83,7 +83,7 @@ private:
eCmdSasiCmdAssign = 0x0E,
eCmdUnknownPowerViewC8 = 0xC8,
eCmdUnknownPowerViewC9 = 0xC9,
eCmdUnknownPowerViewCA = 0xCA,
eCmdWriteFrameBuffer = 0xCA,
eCmdUnknownPowerViewCB = 0xCB,
eCmdUnknownPowerViewCC = 0xCC
};
@ -95,8 +95,6 @@ public:
const int UNKNOWN_SCSI_ID = -1;
const int DEFAULT_BUFFER_SIZE = 0x1000;
// TODO Remove this duplicate
const int DAYNAPORT_BUFFER_SIZE = 0x1000000;
// For timing adjustments
enum {

2
src/raspberrypi/controllers/scsidev_ctrl.h
View File

@ -72,7 +72,7 @@ public:
eCmdReportLuns = 0xA0,
eCmdUnknownPowerViewC8 = 0xC8,
eCmdUnknownPowerViewC9 = 0xC9,
eCmdUnknownPowerViewCA = 0xCA,
eCmdWriteFrameBuffer = 0xCA,
eCmdUnknownPowerViewCB = 0xCB,
eCmdUnknownPowerViewCC = 0xCC,
};

1
src/raspberrypi/devices/device.h
View File

@ -182,4 +182,5 @@ public:
bool IsMo() const { return type == "SCMO"; }
bool IsBridge() const { return type == "SCBR"; }
bool IsDaynaPort() const { return type == "SCDP"; }
bool IsPowerView() const { return type == "SCPV"; }
};

633
src/raspberrypi/devices/scsi_powerview.cpp
View File

@ -3,34 +3,25 @@
// SCSI Target Emulator RaSCSI (*^..^*)
// for Raspberry Pi
//
// Copyright (C) 2020 akuker
// Copyright (C) 2014-2020 GIMONS
// Copyright (C) 2001-2006 ＰＩ．(ytanaka@ipc-tokai.or.jp)
// Copyright (C) 2020-2021 akuker
// Copyright (C) 2020 joshua stein <jcs@jcs.org>
//
// Licensed under the BSD 3-Clause License.
// See LICENSE file in the project root folder.
//
// [ Emulation of the DaynaPort SCSI Link Ethernet interface ]
// [ Emulation of the Radius PowerView SCSI Display Adapter ]
//
// This design is derived from the SLINKCMD.TXT file, as well as David Kuder's
// Tiny SCSI Emulator
// - SLINKCMD: http://www.bitsavers.org/pdf/apple/scsi/dayna/daynaPORT/SLINKCMD.TXT
// - Tiny SCSI : https://hackaday.io/project/18974-tiny-scsi-emulator
// Note: This requires the Radius RadiusWare driver.
//
// Additional documentation and clarification is available at the
// following link:
// - https://github.com/akuker/RASCSI/wiki/Dayna-Port-SCSI-Link
// Framebuffer integration originally done by Joshua Stein:
// https://github.com/jcs/RASCSI/commit/6da9e9f3ffcd38eb89413cd445f7407739c54bca
//
// This does NOT include the file system functionality that is present
// in the Sharp X68000 host bridge.
//
// Note: This requires a DaynaPort SCSI Link driver.
//---------------------------------------------------------------------------
#include "scsi_powerview.h"
#include <sstream>
#include "exceptions.h"
#include <err.h>
#include <fcntl.h>
#include <linux/fb.h>
@ -41,9 +32,6 @@
static unsigned char reverse_table[256];
// const BYTE SCSIPowerView::m_bcast_addr[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
// const BYTE SCSIPowerView::m_apple_talk_addr[6] = { 0x09, 0x00, 0x07, 0xff, 0xff, 0xff };
const BYTE SCSIPowerView::m_inquiry_response[] = {
0x03, 0x00, 0x01, 0x01, 0x46, 0x00, 0x00, 0x00, 0x52, 0x41, 0x44, 0x49, 0x55, 0x53, 0x20, 0x20,
0x50, 0x6F, 0x77, 0x65, 0x72, 0x56, 0x69, 0x65, 0x77, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
@ -56,7 +44,7 @@ SCSIPowerView::SCSIPowerView() : Disk("SCPV")
{
AddCommand(SCSIDEV::eCmdUnknownPowerViewC8, "Unknown PowerViewC8", &SCSIPowerView::UnknownCommandC8);
AddCommand(SCSIDEV::eCmdUnknownPowerViewC9, "Unknown PowerViewC9", &SCSIPowerView::UnknownCommandC9);
AddCommand(SCSIDEV::eCmdUnknownPowerViewCA, "Unknown PowerViewCA", &SCSIPowerView::UnknownCommandCA);
AddCommand(SCSIDEV::eCmdWriteFrameBuffer, "Unknown PowerViewCA", &SCSIPowerView::CmdWriteFramebuffer);
AddCommand(SCSIDEV::eCmdUnknownPowerViewCB, "Unknown PowerViewCB", &SCSIPowerView::UnknownCommandCB);
AddCommand(SCSIDEV::eCmdUnknownPowerViewCC, "Unknown PowerViewCC", &SCSIPowerView::UnknownCommandCC);
@ -72,9 +60,13 @@ SCSIPowerView::SCSIPowerView() : Disk("SCPV")
reverse_table[i] = b;
}
for(int i=0; i < (256/8); i++){
LOGINFO("%02X %02X %02X %02X %02X %02X %02X %02X ", reverse_table[(i*8)],reverse_table[(i*8)+1],reverse_table[(i*8)+2],reverse_table[(i*8)+3], reverse_table[(i*8)+4], reverse_table[(i*8)+5], reverse_table[(i*8)+6], reverse_table[(i*7)] );
}
// TODO: receive these through a SCSI message sent by the remote
this->screen_width = 512;
this->screen_height = 342;
this->screen_width = 624;
this->screen_height = 840;
this->fbfd = open("/dev/fb0", O_RDWR);
if (this->fbfd == -1)
@ -95,7 +87,7 @@ SCSIPowerView::SCSIPowerView() : Disk("SCPV")
this->fblinelen = fbfixinfo.line_length;
this->fbsize = fbfixinfo.smem_len;
printf("SCSIVideo drawing on %dx%d %d bpp framebuffer\n",
LOGWARN("SCSIVideo drawing on %dx%d %d bpp framebuffer\n",
this->fbwidth, this->fbheight, this->fbbpp);
this->fb = (char *)mmap(0, this->fbsize, PROT_READ | PROT_WRITE, MAP_SHARED,
@ -105,6 +97,9 @@ SCSIPowerView::SCSIPowerView() : Disk("SCPV")
memset(this->fb, 0, this->fbsize);
this->m_powerview_resolution_x = 624;
this->m_powerview_resolution_y = 840;
}
SCSIPowerView::~SCSIPowerView()
@ -218,11 +213,16 @@ void SCSIPowerView::UnknownCommandC9(SASIDEV *controller)
// Unknown Command CA
//
//---------------------------------------------------------------------------
void SCSIPowerView::UnknownCommandCA(SASIDEV *controller)
void SCSIPowerView::CmdWriteFramebuffer(SASIDEV *controller)
{
// Make sure the receive buffer is big enough
if (ctrl->bufsize < POWERVIEW_BUFFER_SIZE) {
free(ctrl->buffer);
ctrl->bufsize = POWERVIEW_BUFFER_SIZE;
ctrl->buffer = (BYTE *)malloc(ctrl->bufsize);
}
// Set transfer amount
// ctrl->length = ctrl->cmd[6];
uint16_t width_x = ctrl->cmd[5] + (ctrl->cmd[4] << 8);
uint16_t height_y = ctrl->cmd[7] + (ctrl->cmd[6] << 8);
@ -233,7 +233,7 @@ void SCSIPowerView::UnknownCommandCA(SASIDEV *controller)
// else {
// ctrl->length = ctrl->cmd[7] * 2;
// }
LOGWARN("%s Message Length %d", __PRETTY_FUNCTION__, (int)ctrl->length);
LOGWARN("%s Message Length %d [%08X]", __PRETTY_FUNCTION__, (int)ctrl->length, (unsigned int)ctrl->length);
LOGWARN(" %02X%02X%02X%02X %02X%02X%02X%02X %02X%02X%02X [%02X %02X]\n",
ctrl->cmd[0],
ctrl->cmd[1],
@ -341,48 +341,12 @@ bool SCSIPowerView::Init(const map<string, string>& params)
{
SetParams(params.empty() ? GetDefaultParams() : params);
// #ifdef __linux__
// // TAP Driver Generation
// m_tap = new CTapDriver(GetParam("interfaces"));
// m_bTapEnable = m_tap->Init();
// if(!m_bTapEnable){
// LOGERROR("Unable to open the TAP interface");
// // Not terminating on regular Linux PCs is helpful for testing
// #if !defined(__x86_64__) && !defined(__X86__)
// return false;
// #endif
// } else {
// LOGDEBUG("Tap interface created");
// }
// this->Reset();
// SetReady(true);
// SetReset(false);
// // Generate MAC Address
// memset(m_mac_addr, 0x00, 6);
// // if (m_bTapEnable) {
// // tap->GetMacAddr(m_mac_addr);
// // m_mac_addr[5]++;
// // }
// // !!!!!!!!!!!!!!!!! For now, hard code the MAC address. Its annoying when it keeps changing during development!
// // TODO: Remove this hard-coded address
// m_mac_addr[0]=0x00;
// m_mac_addr[1]=0x80;
// m_mac_addr[2]=0x19;
// m_mac_addr[3]=0x10;
// m_mac_addr[4]=0x98;
// m_mac_addr[5]=0xE3;
// #endif // linux
return true;
}
void SCSIPowerView::Open(const Filepath& path)
{
// m_tap->OpenDump(path);
}
//---------------------------------------------------------------------------
@ -423,56 +387,6 @@ int SCSIPowerView::Inquiry(const DWORD *cdb, BYTE *buf)
// //---------------------------------------------------------------------------
// //
// // INQUIRY
// //
// //---------------------------------------------------------------------------
// int SCSIHD::Inquiry(const DWORD *cdb, BYTE *buf)
// {
// ASSERT(cdb);
// ASSERT(buf);
// // EVPD check
// if (cdb[1] & 0x01) {
// SetStatusCode(STATUS_INVALIDCDB);
// return 0;
// }
// // Ready check (Error if no image file)
// if (!IsReady()) {
// SetStatusCode(STATUS_NOTREADY);
// return 0;
// }
// // Basic data
// // buf[0] ... Direct Access Device
// // buf[1] ... Bit 7 set means removable
// // buf[2] ... SCSI-2 compliant command system
// // buf[3] ... SCSI-2 compliant Inquiry response
// // buf[4] ... Inquiry additional data
// memset(buf, 0, 8);
// buf[1] = IsRemovable() ? 0x80 : 0x00;
// buf[2] = 0x02;
// buf[3] = 0x02;
// buf[4] = 28 + 3; // Value close to real HDD
// // Padded vendor, product, revision
// memcpy(&buf[8], GetPaddedName().c_str(), 28);
// // Size of data that can be returned
// int size = (buf[4] + 5);
// // Limit if the other buffer is small
// if (size > (int)cdb[4]) {
// size = (int)cdb[4];
// }
// return size;
// }
//---------------------------------------------------------------------------
//
@ -509,145 +423,124 @@ int SCSIPowerView::Read(const DWORD *cdb, BYTE *buf, uint64_t block)
{
int rx_packet_size = 0;
return rx_packet_size;
// scsi_resp_read_t *response = (scsi_resp_read_t*)buf;
// ostringstream s;
// s << __PRETTY_FUNCTION__ << " reading DaynaPort block " << block;
// LOGTRACE("%s", s.str().c_str());
// int requested_length = cdb[4];
// LOGTRACE("%s Read maximum length %d, (%04X)", __PRETTY_FUNCTION__, requested_length, requested_length);
// // At host startup, it will send a READ(6) command with a length of 1. We should
// // respond by going into the status mode with a code of 0x02
// if (requested_length == 1) {
// return 0;
// }
// // Some of the packets we receive will not be for us. So, we'll keep pulling messages
// // until the buffer is empty, or we've read X times. (X is just a made up number)
// bool send_message_to_host;
// int read_count = 0;
// while (read_count < MAX_READ_RETRIES) {
// read_count++;
// // The first 2 bytes are reserved for the length of the packet
// // The next 4 bytes are reserved for a flag field
// //rx_packet_size = m_tap->Rx(response->data);
// rx_packet_size = m_tap->Rx(&buf[DAYNAPORT_READ_HEADER_SZ]);
// // If we didn't receive anything, return size of 0
// if (rx_packet_size <= 0) {
// LOGTRACE("%s No packet received", __PRETTY_FUNCTION__);
// response->length = 0;
// response->flags = e_no_more_data;
// return DAYNAPORT_READ_HEADER_SZ;
// }
// LOGTRACE("%s Packet Sz %d (%08X) read: %d", __PRETTY_FUNCTION__, (unsigned int) rx_packet_size, (unsigned int) rx_packet_size, read_count);
// // This is a very basic filter to prevent unnecessary packets from
// // being sent to the SCSI initiator.
// send_message_to_host = false;
// // The following doesn't seem to work with unicast messages. Temporarily removing the filtering
// // functionality.
// /////// // Check if received packet destination MAC address matches the
// /////// // DaynaPort MAC. For IP packets, the mac_address will be the first 6 bytes
// /////// // of the data.
// /////// if (memcmp(response->data, m_mac_addr, 6) == 0) {
// /////// send_message_to_host = true;
// /////// }
// /////// // Check to see if this is a broadcast message
// /////// if (memcmp(response->data, m_bcast_addr, 6) == 0) {
// /////// send_message_to_host = true;
// /////// }
// /////// // Check to see if this is an AppleTalk Message
// /////// if (memcmp(response->data, m_apple_talk_addr, 6) == 0) {
// /////// send_message_to_host = true;
// /////// }
// send_message_to_host = true;
// // TODO: We should check to see if this message is in the multicast
// // configuration from SCSI command 0x0D
// if (!send_message_to_host) {
// LOGDEBUG("%s Received a packet that's not for me: %02X %02X %02X %02X %02X %02X",
// __PRETTY_FUNCTION__,
// (int)response->data[0],
// (int)response->data[1],
// (int)response->data[2],
// (int)response->data[3],
// (int)response->data[4],
// (int)response->data[5]);
// // If there are pending packets to be processed, we'll tell the host that the read
// // length was 0.
// if (!m_tap->PendingPackets())
// {
// response->length = 0;
// response->flags = e_no_more_data;
// return DAYNAPORT_READ_HEADER_SZ;
// }
// }
// else {
// // TODO: Need to do some sort of size checking. The buffer can easily overflow, probably.
// // response->length = rx_packet_size;
// // if(m_tap->PendingPackets()){
// // response->flags = e_more_data_available;
// // } else {
// // response->flags = e_no_more_data;
// // }
// buf[0] = (BYTE)((rx_packet_size >> 8) & 0xFF);
// buf[1] = (BYTE)(rx_packet_size & 0xFF);
// buf[2] = 0;
// buf[3] = 0;
// buf[4] = 0;
// if(m_tap->PendingPackets()){
// buf[5] = 0x10;
// } else {
// buf[5] = 0;
// }
// // Return the packet size + 2 for the length + 4 for the flag field
// // The CRC was already appended by the ctapdriver
// return rx_packet_size + DAYNAPORT_READ_HEADER_SZ;
// }
// // If we got to this point, there are still messages in the queue, so
// // we should loop back and get the next one.
// } // end while
// response->length = 0;
// response->flags = e_no_more_data;
// return DAYNAPORT_READ_HEADER_SZ;
}
// //---------------------------------------------------------------------------
// //
// // WRITE check
// //
// //---------------------------------------------------------------------------
// int SCSIPowerView::WriteCheck(DWORD block)
// {
// // // Status check
// // if (!CheckReady()) {
// // return 0;
// // }
// // if (!m_bTapEnable){
// // SetStatusCode(STATUS_NOTREADY);
// // return 0;
// // }
bool SCSIPowerView::WriteFrameBuffer(const DWORD *cdb, const BYTE *buf, const DWORD length)
{
// try {
// Apple portrait display resolution
// 624 by 840
// const int bits_per_pixel = 1;
// BYTE pixel_value = 0;
// this->screen_width = 624;
// this->screen_height = 840;
// // TODO: receive these through a SCSI message sent by the remote
// this->screen_width = 624;
// this->screen_height = 840;
// Set transfer amount
uint32_t update_width_x_bytes = ctrl->cmd[5] + (ctrl->cmd[4] << 8);
uint32_t update_height_y_bytes = ctrl->cmd[7] + (ctrl->cmd[6] << 8);
uint32_t offset = (uint32_t)ctrl->cmd[3] + ((uint32_t)ctrl->cmd[2] << 8) + ((uint32_t)ctrl->cmd[1] << 16);
LOGDEBUG("%s act length %ul offset:%06X (%f) wid:%06X height:%06X", __PRETTY_FUNCTION__, length, offset, ((float)offset/(screen_width*screen_height)), update_width_x_bytes, update_height_y_bytes);
uint32_t offset_row = (uint32_t)((offset*8) / this->screen_width)/2;
uint32_t offset_col = (uint32_t)((offset*8) % this->screen_width);
LOGDEBUG("WriteFrameBuffer: Update x:%06X y:%06X width:%06X height:%06X", offset_col, offset_row, update_width_x_bytes * 8, update_height_y_bytes )
// For each row
for (DWORD idx_row_y = 0; idx_row_y < (update_height_y_bytes); idx_row_y++){
// For each column
for (DWORD idx_col_x = 0; idx_col_x < (update_width_x_bytes*8); idx_col_x++){
DWORD pixel_byte_idx = (idx_row_y * update_width_x_bytes) + (idx_col_x / 8);
BYTE pixel_byte = reverse_table[buf[pixel_byte_idx]];
// BYTE pixel_byte =buf[pixel_byte_idx];
DWORD pixel_bit = idx_col_x % 8;
BYTE pixel = (pixel_byte & (1 << pixel_bit) ? 255 : 0);
// int loc = (col * (this->fbbpp / 8)) + (row * this->fblinelen);
uint32_t loc = ((idx_col_x + offset_col) * (this->fbbpp / 8)) + ((idx_row_y + offset_row) * fblinelen);
// LOGDEBUG("!!! x:%d y:%d !! pix_idx:%06X pix_byte:%04X pix_bit:%02X pixel: %02X, loc:%08X",idx_col_x, idx_row_y, pixel_byte_idx, pixel_byte, pixel_bit, pixel, loc);
for(int i=0 ; i< (this->fbbpp/8); i++){
*(this->fb + loc + i) = pixel;
}
}
}
// LOGWARN("%s start row: %06X col: %06X", __PRETTY_FUNCTION__, (unsigned int)offset_row, (unsigned int)offset_col);
// for (DWORD pixel_x = offset_col; pixel_x < (offset_col + (update_width_x_bytes * 8)); offset_col++){
// for (DWORD pixel_y = offset_row; pixel_y < offset_row + (update_height_y_bytes); offset_row++){
// BYTE pixel_byte = (pixel_y * update_height_y_bytes) + (pixel_x/8);
// int pixel_bit = (pixel_x % 8);
// pixel_value = ((buf[pixel_byte]) << pixel_bit) != 0;
// int loc = (pixel_x * (this->fbbpp / 8)) + (pixel_y * m_powerview_resolution_x);
// // int idx = (pixel_y * update_width_x_bytes * 8);
// // pixel_value = buf[]
// *(this->fb + loc) = (pixel_bit) ? 0 : 255;
// *(this->fb + loc + 1) = (pixel_bit) ? 0 : 255;
// // *(this->fb + loc + 2) = (j & (1 << bit)) ? 0 : 255;
// }
// }
// for (DWORD i = 0; i < length; i++) {
// unsigned char j = reverse_table[buf[i]];
// for (int bit = 0; bit < 8; bit++) {
// int loc = (offset_col * (this->fbbpp / 8)) + (offset_row * this->fblinelen);
// offset_col++;
// // if (col % this->screen_width == 0) {
// if (offset_col % update_width_x == 0) {
// offset_col = 0;
// offset_row++;
// }
// *(this->fb + loc) = (j & (1 << bit)) ? 0 : 255;
// *(this->fb + loc + 1) = (j & (1 << bit)) ? 0 : 255;
// *(this->fb + loc + 2) = (j & (1 << bit)) ? 0 : 255;
// }
// }
// }
// catch(const exception& e) {
// LOGWARN("Exception!!!!!!!!!");
// }
return true;
}
// // Success
// return 1;
// }
//---------------------------------------------------------------------------
//
// Write
@ -666,7 +559,7 @@ int SCSIPowerView::Read(const DWORD *cdb, BYTE *buf, uint64_t block)
// XX XX ... is the actual packet
//
//---------------------------------------------------------------------------
bool SCSIPowerView::Write(const DWORD *cdb, const BYTE *buf, DWORD block)
bool SCSIPowerView::Write(const DWORD *cdb, const BYTE *buf, const DWORD length)
{
BYTE data_format = cdb[5];
// WORD data_length = (WORD)cdb[4] + ((WORD)cdb[3] << 8);
@ -691,250 +584,6 @@ bool SCSIPowerView::Write(const DWORD *cdb, const BYTE *buf, DWORD block)
}
}
// //---------------------------------------------------------------------------
// //
// // RetrieveStats
// //
// // Command: 09 00 00 00 12 00
// // Function: Retrieve MAC address and device statistics
// // Type: Input; returns 18 (decimal) bytes of data as follows:
// // - bytes 0-5: the current hardware ethernet (MAC) address
// // - bytes 6-17: three long word (4-byte) counters (little-endian).
// // Notes: The contents of the three longs are typically zero, and their
// // usage is unclear; they are suspected to be:
// // - long #1: frame alignment errors
// // - long #2: CRC errors
// // - long #3: frames lost
// //
// //---------------------------------------------------------------------------
// int SCSIPowerView::RetrieveStats(const DWORD *cdb, BYTE *buffer)
// {
// int allocation_length = cdb[4] + (((DWORD)cdb[3]) << 8);
// // memset(buffer,0,18);
// // memcpy(&buffer[0],m_mac_addr,sizeof(m_mac_addr));
// // uint32_t frame_alignment_errors;
// // uint32_t crc_errors;
// // uint32_t frames_lost;
// // // frame alignment errors
// // frame_alignment_errors = htonl(0);
// // memcpy(&(buffer[6]),&frame_alignment_errors,sizeof(frame_alignment_errors));
// // // CRC errors
// // crc_errors = htonl(0);
// // memcpy(&(buffer[10]),&crc_errors,sizeof(crc_errors));
// // // frames lost
// // frames_lost = htonl(0);
// // memcpy(&(buffer[14]),&frames_lost,sizeof(frames_lost));
// int response_size = sizeof(m_scsi_link_stats);
// memcpy(buffer, &m_scsi_link_stats, sizeof(m_scsi_link_stats));
// if (response_size > allocation_length) {
// response_size = allocation_length;
// }
// // Success
// return response_size;
// }
// //---------------------------------------------------------------------------
// //
// // Enable or Disable the interface
// //
// // Command: 0e 00 00 00 00 XX (XX = 80 or 00)
// // Function: Enable (80) / disable (00) Ethernet interface
// // Type: No data transferred
// // Notes: After issuing an Enable, the initiator should avoid sending
// // any subsequent commands to the device for approximately 0.5
// // seconds
// //
// //---------------------------------------------------------------------------
// bool SCSIPowerView::EnableInterface(const DWORD *cdb)
// {
// bool result;
// if (cdb[5] & 0x80) {
// result = m_tap->Enable();
// if (result) {
// LOGINFO("The DaynaPort interface has been ENABLED.");
// }
// else{
// LOGWARN("Unable to enable the DaynaPort Interface");
// }
// m_tap->Flush();
// }
// else {
// result = m_tap->Disable();
// if (result) {
// LOGINFO("The DaynaPort interface has been DISABLED.");
// }
// else{
// LOGWARN("Unable to disable the DaynaPort Interface");
// }
// }
// return result;
// }
// void SCSIPowerView::TestUnitReady(SASIDEV *controller)
// {
// // TEST UNIT READY Success
// controller->Status();
// }
// void SCSIPowerView::Read6(SASIDEV *controller)
// {
// // Get record number and block number
// uint32_t record = ctrl->cmd[1] & 0x1f;
// record <<= 8;
// record |= ctrl->cmd[2];
// record <<= 8;
// record |= ctrl->cmd[3];
// ctrl->blocks=1;
// // If any commands have a bogus control value, they were probably not
// // generated by the DaynaPort driver so ignore them
// if (ctrl->cmd[5] != 0xc0 && ctrl->cmd[5] != 0x80) {
// LOGTRACE("%s Control value %d, (%04X), returning invalid CDB", __PRETTY_FUNCTION__, ctrl->cmd[5], ctrl->cmd[5]);
// controller->Error(ERROR_CODES::sense_key::ILLEGAL_REQUEST, ERROR_CODES::asc::INVALID_FIELD_IN_CDB);
// return;
// }
// LOGTRACE("%s READ(6) command record=%d blocks=%d", __PRETTY_FUNCTION__, (unsigned int)record, (int)ctrl->blocks);
// ctrl->length = Read(ctrl->cmd, ctrl->buffer, record);
// LOGTRACE("%s ctrl.length is %d", __PRETTY_FUNCTION__, (int)ctrl->length);
// // Set next block
// ctrl->next = record + 1;
// controller->DataIn();
// }
// void SCSIPowerView::Write6(SASIDEV *controller)
// {
// // Reallocate buffer (because it is not transfer for each block)
// if (ctrl->bufsize < DAYNAPORT_BUFFER_SIZE) {
// free(ctrl->buffer);
// ctrl->bufsize = DAYNAPORT_BUFFER_SIZE;
// ctrl->buffer = (BYTE *)malloc(ctrl->bufsize);
// }
// DWORD data_format = ctrl->cmd[5];
// if(data_format == 0x00) {
// ctrl->length = (WORD)ctrl->cmd[4] + ((WORD)ctrl->cmd[3] << 8);
// }
// else if (data_format == 0x80) {
// ctrl->length = (WORD)ctrl->cmd[4] + ((WORD)ctrl->cmd[3] << 8) + 8;
// }
// else {
// LOGWARN("%s Unknown data format %02X", __PRETTY_FUNCTION__, (unsigned int)data_format);
// }
// LOGTRACE("%s length: %04X (%d) format: %02X", __PRETTY_FUNCTION__, (unsigned int)ctrl->length, (int)ctrl->length, (unsigned int)data_format);
// if (ctrl->length <= 0) {
// // Failure (Error)
// controller->Error();
// return;
// }
// // Set next block
// ctrl->blocks = 1;
// ctrl->next = 1;
// controller->DataOut();
// }
// void SCSIPowerView::RetrieveStatistics(SASIDEV *controller)
// {
// ctrl->length = RetrieveStats(ctrl->cmd, ctrl->buffer);
// if (ctrl->length <= 0) {
// // Failure (Error)
// controller->Error();
// return;
// }
// // Set next block
// ctrl->blocks = 1;
// ctrl->next = 1;
// controller->DataIn();
// }
// //---------------------------------------------------------------------------
// //
// // Set interface mode/Set MAC address
// //
// // Set Interface Mode (0c)
// // -----------------------
// // Command: 0c 00 00 00 FF 80 (FF = 08 or 04)
// // Function: Allow interface to receive broadcast messages (FF = 04); the
// // function of (FF = 08) is currently unknown.
// // Type: No data transferred
// // Notes: This command is accepted by firmware 1.4a & 2.0f, but has no
// // effect on 2.0f, which is always capable of receiving broadcast
// // messages. In 1.4a, once broadcast mode is set, it remains set
// // until the interface is disabled.
// //
// // Set MAC Address (0c)
// // --------------------
// // Command: 0c 00 00 00 FF 40 (FF = 08 or 04)
// // Function: Set MAC address
// // Type: Output; overrides built-in MAC address with user-specified
// // 6-byte value
// // Notes: This command is intended primarily for debugging/test purposes.
// // Disabling the interface resets the MAC address to the built-in
// // value.
// //
// //---------------------------------------------------------------------------
// void SCSIPowerView::SetInterfaceMode(SASIDEV *controller)
// {
// // Check whether this command is telling us to "Set Interface Mode" or "Set MAC Address"
// ctrl->length = RetrieveStats(ctrl->cmd, ctrl->buffer);
// switch(ctrl->cmd[5]){
// case SCSIPowerView::CMD_SCSILINK_SETMODE:
// // TODO Not implemented, do nothing
// controller->Status();
// break;
// case SCSIPowerView::CMD_SCSILINK_SETMAC:
// ctrl->length = 6;
// controller->DataOut();
// break;
// default:
// LOGWARN("%s Unknown SetInterface command received: %02X", __PRETTY_FUNCTION__, (unsigned int)ctrl->cmd[5]);
// break;
// }
// }
// void SCSIPowerView::SetMcastAddr(SASIDEV *controller)
// {
// ctrl->length = (DWORD)ctrl->cmd[4];
// if (ctrl->length == 0) {
// LOGWARN("%s Not supported SetMcastAddr Command %02X", __PRETTY_FUNCTION__, (WORD)ctrl->cmd[2]);
// // Failure (Error)
// controller->Error();
// return;
// }
// controller->DataOut();
// }
// void SCSIPowerView::EnableInterface(SASIDEV *controller)
// {
// bool status = EnableInterface(ctrl->cmd);
// if (!status) {
// // Failure (Error)
// controller->Error();
// return;
// }
// controller->Status();
// }
bool SCSIPowerView::ReceiveBuffer(int len, BYTE *buffer)
{

15
src/raspberrypi/devices/scsi_powerview.h
View File

@ -49,6 +49,12 @@ private:
void dump_command(SASIDEV *controller);
// Largest framebuffer supported by the Radius PowerView is 800x600 at 16-bit color (2 bytes per pixel)
const int POWERVIEW_BUFFER_SIZE = (800 * 600 * 2);
DWORD m_powerview_resolution_x;
DWORD m_powerview_resolution_y;
public:
SCSIPowerView();
~SCSIPowerView();
@ -59,7 +65,8 @@ public:
// // Commands
int Inquiry(const DWORD *cdb, BYTE *buffer) override;
int Read(const DWORD *cdb, BYTE *buf, uint64_t block) override;
bool Write(const DWORD *cdb, const BYTE *buf, DWORD block) override;
bool Write(const DWORD *cdb, const BYTE *buf, const DWORD length);
bool WriteFrameBuffer(const DWORD *cdb, const BYTE *buf, const DWORD length);
// int WriteCheck(DWORD block) override; // WRITE check
// int RetrieveStats(const DWORD *cdb, BYTE *buffer);
@ -70,7 +77,7 @@ public:
void UnknownCommandC8(SASIDEV *controller);
void UnknownCommandC9(SASIDEV *controller);
void UnknownCommandCA(SASIDEV *controller);
void CmdWriteFramebuffer(SASIDEV *controller);
void UnknownCommandCB(SASIDEV *controller);
void UnknownCommandCC(SASIDEV *controller);
@ -106,8 +113,8 @@ public:
private:
int screen_width;
int screen_height;
uint32_t screen_width;
uint32_t screen_height;
int fbfd;
char *fb;