Merge remote-tracking branch 'Drivers/master'

Drivers/storage/ata/Makefile

@@ -0,0 +1,22 @@
+# Config files
+include ../../../Makefile.conf
+include ../../config.mk
+
+S_SOURCES = $(shell find ./ -type f -name '*.S')
+C_SOURCES = $(shell find ./ -type f -name '*.c')
+CPP_SOURCES = $(shell find ./ -type f -name '*.cpp')
+HEADERS = $(sort $(dir $(wildcard ../../include/*)))
+OBJ = $(C_SOURCES:.c=.o) $(CPP_SOURCES:.cpp=.o) $(S_SOURCES:.S=.o)
+STACK_USAGE_OBJ = $(C_SOURCES:.c=.su) $(CPP_SOURCES:.cpp=.su)
+
+FILENAME = ata.drv
+
+build: $(FILENAME)
+	mv $(FILENAME) ../../out/$(FILENAME)
+
+$(FILENAME): $(OBJ)
+	$(info Linking $@)
+	$(CC) $(DRIVER_LDFLAGS) $(OBJ) ../../out/dcrt0.o -L../../out -lkernel -o $@
+
+clean:
+	rm -f file.map $(OBJ) $(STACK_USAGE_OBJ)

Drivers/storage/ata/main.c

@@ -0,0 +1,76 @@
+/*
+	This file is part of Fennix Drivers.
+
+	Fennix Drivers is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix Drivers is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix Drivers. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include <errno.h>
+#include <regs.h>
+#include <base.h>
+#include <io.h>
+
+bool IsATAPresent()
+{
+	outb(0x1F0 + 2, 0);
+	outb(0x1F0 + 3, 0);
+	outb(0x1F0 + 4, 0);
+	outb(0x1F0 + 5, 0);
+	outb(0x1F0 + 7, 0xEC);
+	if (inb(0x1F0 + 7) == 0 || inb(0x1F0 + 1) != 0)
+		return false;
+	return true;
+}
+
+void MasterInterruptHandler(TrapFrame *)
+{
+}
+
+void SlaveInterruptHandler(TrapFrame *)
+{
+}
+
+int DriverEntry()
+{
+	RegisterInterruptHandler(14, MasterInterruptHandler);
+	RegisterInterruptHandler(15, SlaveInterruptHandler);
+
+	return 0;
+}
+
+int DriverFinal()
+{
+	UnregisterInterruptHandler(14, MasterInterruptHandler);
+	UnregisterInterruptHandler(15, SlaveInterruptHandler);
+
+	return 0;
+}
+
+int DriverPanic()
+{
+	return 0;
+}
+
+int DriverProbe()
+{
+	if (!IsATAPresent())
+		return -ENODEV;
+
+	return 0;
+}
+
+DriverInfo("ata",
+		   "Advanced Technology Attachment Driver",
+		   "EnderIce2",
+		   0, 0, 1,
+		   "GPLv3");