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qeditor: introduce a new "RAM" backend, and refactor file backend

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Change-Id: Icfbbc01b83d3592041803387e35f5aa6fb0fa813
Reviewed-on: http://gerrit.rockbox.org/997
Reviewed-by: Amaury Pouly <amaury.pouly@gmail.com>
This commit is contained in:
Amaury Pouly 2014-09-30 15:51:02 +02:00
parent 4a711fee42
commit 1bcc4fc67b
2 changed files with 69 additions and 31 deletions
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40
utils/regtools/qeditor/backend.h
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@ -102,9 +102,39 @@ public:
virtual bool Commit() { return false; }
};
/** The RAM backend doesn't have any backend storage and stores all values in
* an associative map */
class RamIoBackend : public IoBackend
{
Q_OBJECT
public:
RamIoBackend(const QString& soc_name = "");
virtual bool IsValid() { return m_soc != ""; }
virtual bool SupportAccess(AccessType type) { return type == ByName; }
virtual QString GetSocName() { return m_soc; }
virtual void SetSocName(const QString& soc_name) { m_soc = soc_name; }
virtual bool ReadRegister(const QString& name, soc_word_t& value);
virtual bool ReadRegister(soc_addr_t addr, soc_word_t& value)
{ Q_UNUSED(addr); Q_UNUSED(value); return false; }
virtual bool Reload() { return false; }
virtual bool IsReadOnly() { return false; }
virtual bool WriteRegister(const QString& name, soc_word_t value, WriteMode mode);
virtual bool WriteRegister(soc_addr_t addr, soc_word_t value, WriteMode mode)
{ Q_UNUSED(addr); Q_UNUSED(value); Q_UNUSED(mode); return false; }
virtual bool IsDirty() { return false; }
virtual bool Commit() { return false; }
/* clear all entries of the backend */
virtual void DeleteAll();
protected:
QString m_soc;
QMap< QString, soc_word_t > m_map;
};
/** NOTE the File backend makes a difference between writes and commits:
* a write will *never* touch the underlying file unless it was committed. */
class FileIoBackend : public IoBackend
class FileIoBackend : public RamIoBackend
{
Q_OBJECT
public:
@ -112,26 +142,18 @@ public:
virtual bool IsValid() { return m_valid; }
virtual bool SupportAccess(AccessType type) { return type == ByName; }
virtual QString GetSocName();
virtual bool ReadRegister(const QString& name, soc_word_t& value);
virtual bool ReadRegister(soc_addr_t addr, soc_word_t& value)
{ Q_UNUSED(addr); Q_UNUSED(value); return false; }
virtual bool Reload();
virtual bool IsReadOnly() { return m_readonly; }
virtual bool WriteRegister(const QString& name, soc_word_t value, WriteMode mode);
virtual bool WriteRegister(soc_addr_t addr, soc_word_t value, WriteMode mode)
{ Q_UNUSED(addr); Q_UNUSED(value); Q_UNUSED(mode); return false; }
virtual bool IsDirty() { return m_dirty; }
virtual bool Commit();
QString GetFileName() { return m_filename; }
protected:
QString m_filename;
QString m_soc;
bool m_readonly;
bool m_dirty;
bool m_valid;
QMap< QString, soc_word_t > m_map;
};
#ifdef HAVE_HWSTUB