Use OpenOCD read_memory rather than mrw

mkj · mkj · commit 46626345af8d · 2024-08-01T11:36:34.000+08:00
`mrw` requires that mem_helper.tcl is sourced, whereas read_memory can be
used without any config.
diff --git a/humility-core/src/core.rs b/humility-core/src/core.rs
@@ -626,7 +626,7 @@ impl Core for OpenOCDCore {
     }
 
     fn read_word_32(&mut self, addr: u32) -> Result<u32> {
-        let result = self.sendcmd(&format!("mrw 0x{:x}", addr))?;
+        let result = self.sendcmd(&format!("read_memory 0x{:x} 32 1", addr))?;
         Ok(parse_int::parse::<u32>(&result)?)
     }
 

Original file line number	Diff line number	Diff line change
`@@ -626,7 +626,7 @@ impl Core for OpenOCDCore {`
`626`	`626`	`}`
`627`	`627`
`628`	`628`	`fn read_word_32(&mut self, addr: u32) -> Result<u32> {`
`629`		`- let result = self.sendcmd(&format!("mrw 0x{:x}", addr))?;`
	`629`	`+ let result = self.sendcmd(&format!("read_memory 0x{:x} 32 1", addr))?;`
`630`	`630`	`Ok(parse_int::parse::<u32>(&result)?)`
`631`	`631`	`}`
`632`	`632`