Add tcl scripts for opening hardware and running over jtag

Built using Vitis

.gitignore

@@ -1,3 +1,5 @@
+hw/
+
 # ---> C++
 # Prerequisites
 *.d

open_hw.tcl

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+set SRC_XSA_FILE [lindex $argv 0]
+set HW_WORK_DIR hw
+set WORK_XSA_FILE $HW_WORK_DIR/hw.xsa
+
+exec mkdir "$HW_WORK_DIR"
+exec cp "$SRC_XSA_FILE" "$WORK_XSA_FILE"
+
+openhw "$WORK_XSA_FILE"
+

run.tcl

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+set PART xc7z007s
+set APP_ELF main.elf
+
+set HW_WORK_DIR hw
+set HW_WORK_XSA_FILE $HW_WORK_DIR/hw.xsa
+
+set HW_ADDR_BEGIN 0x40000000 
+set HW_ADDR_END 0xbfffffff
+
+# Connect to HW server and get target IDS
+connect
+
+puts "--- Targets ---"
+puts "[targets]"
+puts "--- ------- ---"
+
+set TARGET_APU [lindex [targets -filter {name =~ "APU*"}] 0]
+set TARGET_PS0 [lindex [targets -filter {name =~ "*A9*#0"}] 0]
+set TARGET_PL [lindex [targets -filter {name =~ "$PART"}] 0]
+
+set TARGET_APU [string trim $TARGET_APU *]
+set TARGET_PS0 [string trim $TARGET_PS0 *]
+set TARGET_PL [string trim $TARGET_PL *]
+
+puts "Target APU ID: $TARGET_APU"
+puts "Target PS0 ID: $TARGET_PS0"
+puts "Target PL ID: $TARGET_PL"
+
+targets $TARGET_APU
+
+# Reset and wait
+rst -system
+after 3000
+
+# Program PL
+targets $TARGET_PL
+fpga -file "$HW_WORK_DIR/bist.bit"
+
+loadhw -hw "$HW_WORK_XSA_FILE" -mem-ranges [list {0x40000000 0xbfffffff}]
+
+# Disable access protection for dow command
+configparams force-mem-accesses 1
+
+# Init and program PS
+targets $TARGET_APU
+
+source "$HW_WORK_DIR/ps7_init.tcl"
+ps7_init
+ps7_post_config
+
+targets $TARGET_PS0
+
+dow "$APP_ELF"
+
+# Re-enable access protection
+configparams force-mem-accesses 0
+
+# Start
+targets $TARGET_PS0
+con
+

src/main.s

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+.text
+.global main
+
+@define constants, these can be used as symbols in your code
+.equ LED_CTL, 0x41210000
+.set SW_DATA, 0x41220000
+
+@the set and equ directives are equivalent and can be used interchangeably
+
+main:
+	ldr r1,=SW_DATA	@load switch address from constant
+	ldr r2,=LED_CTL	@load LED address from constant
+loop:
+	ldr r0,[r1]	@load switch value *r1 ->r0
+	str r0,[r2]	@store value to led register *r2 <-r0
+	b loop		@go back to "loop"
+
+.end